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Search: id:A130717
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A130717 Second differences of A130845. +0
1
0, 1, -1, 0, 0, 2, -3, 1, 0, 3, -5, 2, 0, 4, -7, 3, 0, 5, -9, 4, 0, 6, -11, 5, 0, 7, -13, 6, 0, 8, -15, 7, 0, 9, -17, 8, 0, 10, -19, 9, 0, 11, -21, 10, 0, 12, -23, 11, 0, 13, -25, 12, 0, 14, -27, 13, 0, 15, -29, 14, 0, 16, -31, 15, 0, 17, -33, 16, 0, 18, -35, 17, 0, 19, -37, 18, 0, 20, -39, 19, 0, 21, -41, 20 (list; graph; listen)
OFFSET

0,6

CROSSREFS

Sequence in context: A071501 A004572 A082839 this_sequence A137396 A115352 A038554

Adjacent sequences: A130714 A130715 A130716 this_sequence A130718 A130719 A130720

KEYWORD

sign

AUTHOR

Paul Curtz (bpcrtz(AT)free.fr), Aug 16 2007

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Last modified December 2 15:58 EST 2008. Contains 150992 sequences.


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