ProthRange

Status of search for primes k.2ⁿ+1

901 < k < 999 & 200,000 < n < 800,000

Recently reserved ranges | Reserve or submit a range

Color legend: completed (X) being tested available

k \ n x 1000 200-220 220-240 240-260 260-280 280-300 300-320 320-340 340-360 360-380 380-400 400-420 420-440 440-460 460-480 480-500
901 X X X X X X X X X X X X X X X
903 X X X X X X X X X grid X grid grid grid grid
905 grid grid grid grid grid grid grid X X grid X grid grid grid grid
907 grid grid grid grid grid grid grid X X grid X grid grid grid grid
909 grid grid grid grid grid grid grid X X grid X grid grid grid grid
911 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
913 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
915 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
917 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
919 X X X X X X grid grid X grid X grid grid grid grid
921 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
923 X X X X X grid grid grid X grid X grid grid grid grid
925 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
927 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
929 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
931 X X X X X X X grid X grid X grid grid grid grid
933 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
935 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
937 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
939 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
941 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
943 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
945 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
947 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
949 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
951 grid grid grid grid grid grid grid grid X grid grid grid grid grid grid
953 grid grid grid grid grid grid grid grid X grid grid grid grid grid grid
955 grid grid grid grid grid grid grid grid X grid grid grid grid grid grid
957 grid grid grid grid grid grid grid grid X grid grid grid grid grid grid
959 grid grid grid grid grid grid grid grid X grid grid grid grid grid grid
961 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
963 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
965 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
967 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
969 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
971 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
973 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
975 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
977 X X X X X X grid grid X grid X grid grid grid grid
979 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
981 grid grid grid grid grid grid grid grid X grid X grid grid grid grid
983 grid grid grid grid grid grid grid grid X grid grid grid grid grid grid
985 grid grid grid grid grid grid grid grid X grid grid grid grid grid grid
987 grid grid grid grid grid grid grid grid X grid grid grid grid grid grid
989 grid grid grid grid grid grid grid grid X grid grid grid grid grid grid
991 X X X X X grid grid grid X grid grid grid grid grid grid
993 grid grid grid grid grid grid grid grid X grid grid grid grid grid grid
995 grid grid grid grid grid grid grid grid X grid grid grid grid grid grid
997 X X X X X X X grid grid grid grid grid grid grid grid
999 grid grid grid grid grid grid grid grid grid grid grid grid grid grid grid

k \ n x 1000 500-520 520-540 540-560 560-580 580-600 600-620 620-640 640-660 660-680 680-700 700-720 720-740 740-760 760-780 780-800
901 X X X X X X X X X X X X X X X
903 X
905 X
907 X
909 X
911 X
913 X
915 X
917 X
919 X
921 X
923 X
925 X
927 X
929 X
931 X
933 X
935 X
937 X
939 X
941 X
943 X
945 X
947 X
949 X
951 X sh
953 X sh
955 X sh
957 X sh
959 X sh
961 X
963 X
965 X
967 X
969 X
971 X
973 X
975 X
977 X
979 X
981 X
983 X
985 X
987 X
989 X
991 X
993 X
995 X
997 X
999

Searcher Codes

If you have any questions, you can e-mail Mark Rodenkirch or Ray Ballinger

URL: http://www.prothsearch.net/range12.html
Last Modified: Jun 11, 2008

k \ n x 1000	500-520	520-540	540-560	560-580	580-600	600-620	620-640	640-660	660-680	680-700	700-720	720-740	740-760	760-780	780-800
901	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X
903	X
905	X
907	X
909	X
911	X
913	X
915	X
917	X
919	X
921	X
923	X
925	X
927	X
929	X
931	X
933	X
935	X
937	X
939	X
941	X
943	X
945	X
947	X
949	X
951	X	sh
953	X	sh
955	X	sh
957	X	sh
959	X	sh
961	X
963	X
965	X
967	X
969	X
971	X
973	X
975	X
977	X
979	X
981	X
983	X
985	X
987	X
989	X
991	X
993	X
995	X
997	X
999

Status of search for primes k.2n+1

901 < k < 999 & 200,000 < n < 800,000

Status of search for primes k.2ⁿ+1