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A132035 Decimal expansion of Product{k>0, 1-1/7^k}. +0
6
8, 3, 6, 7, 9, 5, 4, 0, 7, 0, 8, 9, 0, 3, 7, 8, 7, 1, 0, 2, 6, 7, 2, 9, 7, 9, 8, 1, 4, 6, 1, 3, 6, 2, 4, 1, 3, 5, 2, 4, 3, 6, 4, 3, 5, 8, 7, 6, 7, 1, 6, 5, 1, 9, 9, 6, 4, 1, 1, 5, 1, 0, 1, 7, 7, 0, 0, 9, 1, 6, 0, 1, 2, 6, 5, 4, 2, 7, 6, 0, 5, 8, 7, 8, 7, 5, 5, 5, 4, 2, 8, 4, 9, 0, 5, 1, 2, 0, 2, 1, 7, 5, 3 (list; cons; graph; listen)
OFFSET

0,1

FORMULA

exp(-sum{n>0, sigma_1(n)/n*1/7^n})=exp(-sum{n>0, A000203(n)/n*1/7^n}).

EXAMPLE

0.8367954070890378710...

CROSSREFS

Cf. A048651, A100220, A132023, A132026, A132038, A098844, A067080, A000203.

Adjacent sequences: A132032 A132033 A132034 this_sequence A132036 A132037 A132038

Sequence in context: A005601 A104697 A010522 this_sequence A131654 A033990 A099284

KEYWORD

nonn,cons

AUTHOR

Hieronymus Fischer (Hieronymus.Fischer(AT)gmx.de), Aug 14 2007

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.


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