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Search: id:A095077
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A095077 Primes with four 1-bits in their binary expansion. +0
3
23, 29, 43, 53, 71, 83, 89, 101, 113, 139, 149, 163, 197, 263, 269, 277, 281, 293, 337, 353, 389, 401, 449, 523, 547, 593, 643, 673, 773, 1031, 1049, 1061, 1091, 1093, 1097, 1217, 1283, 1289, 1297, 1409, 1553, 1601, 2069, 2083, 2089, 2129 (list; graph; listen)
OFFSET

1,1

LINKS

T. D. Noe, Table of n, a(n) for n=1..1000

A. Karttunen and J. Moyer, C-program for computing the initial terms of this sequence

CROSSREFS

Subset of A027699. Differs from A085448 first time at n=19, where a(n)=337, while A085448 continues from there with 311, whose binary expansion has six 1-bits, not four. Cf. A095057.

Cf. A000215 (primes having two bits set), A081091 (three bits set)

Sequence in context: A050207 A007637 A085448 this_sequence A106989 A106988 A127834

Adjacent sequences: A095074 A095075 A095076 this_sequence A095078 A095079 A095080

KEYWORD

nonn

AUTHOR

Antti Karttunen (his-firstname.his-surname(AT)iki.fi), Jun 01 2004

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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