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Search: id:A158339
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A158339 Semiprimes that are the sum of four successive semiprimes. +0
1
39, 94, 106, 118, 146, 158, 185, 201, 221, 254, 302, 365, 427, 473, 485, 519, 537, 589, 633, 655, 707, 723, 749, 767, 842, 851, 869, 901, 1003, 1145, 1205, 1211, 1219, 1247, 1263, 1337, 1349, 1603, 1646, 1681, 1703, 1731, 1797, 1891, 1903, 1937, 2005, 2019 (list; graph; listen)
OFFSET

1,1

EXAMPLE

a(1)=39=6+9+10+14, or

A001358(15)=A001358(2)+A001358(3)+A001358(4)+A001358(5).

CROSSREFS

Cf. A131610 Semiprimes that are the sum of three successive semiprimes, A092192 Semiprimes that are the sum of two successive semiprimes, A001358 Semiprimes.

Sequence in context: A043245 A044025 A062668 this_sequence A126077 A044226 A044607

Adjacent sequences: A158336 A158337 A158338 this_sequence A158340 A158341 A158342

KEYWORD

nonn

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Mar 16 2009

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Last modified November 24 14:25 EST 2009. Contains 167438 sequences.


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