A224383 Primes of the form (2^n - 1)*(2^(m+2)) + 3 where n >= 1, m >= 1.
11, 19, 59, 67, 131, 227, 251, 499, 1019, 1987, 4091, 4099, 8179, 32707, 32771, 57347, 65027, 65539, 114691, 130051, 131011, 131059, 262139, 262147, 507907, 1040387, 1048571, 2097091, 4161539, 8372227, 8388547, 14680067, 16744451, 33538051, 33554371, 67108739, 67108859, 133955587
Offset: 1
Keywords
Crossrefs
Cf. A224380.
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