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Search: id:A081862
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A081862 (1/168)*(sigma_7(2n-1)-sigma_1(2n-1)). +0
1
0, 13, 465, 4902, 28483, 115995, 373503, 1017498, 2442492, 5320665, 10725680, 20266818, 36330915, 62292490, 102677835, 163765560, 253797216, 382977372, 565070697, 817224746, 1159251630, 1617967923, 2225268903, 3015613812 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Cf. A000203.

Sequence in context: A012832 A102075 A166184 this_sequence A012073 A012143 A055412

Adjacent sequences: A081859 A081860 A081861 this_sequence A081863 A081864 A081865

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Apr 11 2003

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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