A071916 Primes p such that the number of ones in the binary representation of p! is prime.

3, 11, 19, 23, 43, 59, 61, 83, 107, 127, 227, 277, 281, 283, 293, 307, 359, 457, 541, 557, 617, 653, 929, 941, 967, 1087, 1223, 1283, 1319, 1381, 1439, 1451, 1481, 1511, 1549, 1597, 1709, 1789, 1867, 1873, 1889, 1901, 1999, 2017, 2027, 2063, 2179, 2221

Offset

1,1

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Mathematica

Select[Prime[Range[350]], PrimeQ[DigitCount[#!, 2, 1]]&] (* Harvey P. Dale, Oct 07 2025 *)

Crossrefs

Sequence in context: A252802 A030377 A092060 * A113295 A043433 A078583

Adjacent sequences: A071913 A071914 A071915 * A071917 A071918 A071919

Keyword

nonn

Author

Jason Earls, Jun 13 2002

Status

approved