Status of search for primes k.2ⁿ+1

201 < k < 299 & 1,000,000 < n < 1,500,000

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Color legend:

completed (X)

being tested

available

k \ n x 1000

1000-1020

1020-1040

1040-1060

1060-1080

1080-1100

1100-1120

1120-1140

1140-1160

1160-1180

1180-1200

1200-1220

1220-1240

1240-1260

1260-1280

1280-1300

1300-1320

1320-1340

1340-1360

1360-1380

1380-1400

1400-1420

1420-1440

1440-1460

1460-1480

1480-1500

201

X

X

X

X

X

203

X

X

X

X

X

205

X

X

X

X

X

207

X

X

X

X

X

209

X

X

X

X

X

211

X

X

X

X

X

213

X

X

X

X

X

215

X

X

X

X

X

217

X

X

X

X

X

219

X

X

X

X

X

221

X

X

X

X

X

223

X

X

X

X

X

225

X

X

X

X

X

227

X

X

X

X

X

229

X

X

X

X

X

231

X

X

X

X

X

233

X

X

X

X

X

235

X

X

X

X

X

237

X

X

X

X

X

239

X

X

X

X

X

241

X

X

X

X

X

243

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

245

X

X

X

X

X

247

X

X

X

X

X

249

X

X

X

X

X

251

X

X

X

X

X

253

X

X

X

X

X

255

X

X

X

X

X

257

X

X

X

X

X

259

X

X

X

261

X

X

X

263

X

X

X

265

X

X

X

X

X

267

X

X

X

269

X

X

X

271

X

X

X

273

X

X

X

X

275

X

X

X

277

X

X

X

279

X

X

X

281

X

X

X

283

X

X

X

285

X

X

X

287

X

X

X

X

289

X

X

X

X

X

291

X

X

X

293

X

X

X

295

297

X

X

X

299