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Search: id:A140700
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A140700 Row products of A140699. +0
2
1, -2, -3, 0, -5, 6, -7, 0, 0, 10, -11, 0, -13, 14, 15, 0, -17, 0, -19, 0, 21, 22, -23, 0, 0, 26, 0, 0, -29, 30, -31, 0, 33, 34, 35, 0, -37, 38, 39, 0, -41, 42, -43, 0, 0, 46, -47, 0 (list; graph; listen)
OFFSET

1,2

COMMENT

Primes have negative signs in a(n). Seems to be similar to A055615.

CROSSREFS

Cf. A140699, A054524, A140256, A055615.

Adjacent sequences: A140697 A140698 A140699 this_sequence A140701 A140702 A140703

Sequence in context: A140508 A063956 A128214 this_sequence A055615 A049268 A004179

KEYWORD

sign

AUTHOR

Mats O. Granvik and Gary W. Adamson (mgranvik(AT)abo.fi), May 24 2008

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Last modified October 13 20:18 EDT 2008. Contains 145016 sequences.


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