A165821 a(n) = the smallest positive integer that, when written in binary, contains both binary n and the binary representation of the n-th prime as substrings.

2, 6, 11, 28, 11, 13, 71, 152, 151, 58, 95, 101, 105, 174, 47, 848, 571, 978, 1075, 327, 1173, 719, 1335, 1432, 1561, 1626, 827, 860, 237, 241, 127, 131, 4233, 139, 4501, 1175, 4765, 2467, 167, 1384, 5299, 362, 703, 705, 1581, 1479, 3027, 3568, 227, 229

Offset

1,1

Links

Rémy Sigrist, Table of n, a(n) for n = 1..10000

Formula

a(n) = A294977(n, A000040(n)). - Rémy Sigrist, Mar 03 2018

Crossrefs

Cf. A000040, A165819, A165820, A165822, A294977.

Sequence in context: A191315 A184884 A275222 * A365046 A296390 A135048

Adjacent sequences: A165818 A165819 A165820 * A165822 A165823 A165824

Keyword

base,nonn

Author

Leroy Quet, Sep 28 2009

Extensions

More terms from Carl R. White, Oct 06 2009

Status

approved