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A139402
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Prime numbers k such that 8k+1 and 8k+3 are also primes.
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6
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2, 5, 17, 71, 101, 107, 131, 491, 677, 761, 821, 1307, 1361, 1367, 1667, 2081, 2207, 2837, 3461, 3467, 3761, 3767, 4007, 5087, 5147, 5231, 5381, 5927, 6701, 6737, 6917, 6977, 8447, 8741, 8807, 9011, 9341, 9677, 9767
(list; graph; refs; listen; history; internal format)
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