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A069685 Denominators of coefficients in -ln(1+x)ln(1-x) power series. +0
2
1, 12, 180, 1680, 12600, 166320, 2522520, 576576, 22054032, 465585120, 2560718160, 64250746560, 348024877200, 1124388064800, 4990906206000, 165032631878400, 350694342741600, 2599263952084800, 101515697684200800 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Cf. A049281.

Sequence in context: A045952 A130550 A073975 this_sequence A000515 A051609 A001814

Adjacent sequences: A069682 A069683 A069684 this_sequence A069686 A069687 A069688

KEYWORD

easy,frac,nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), May 03 2002

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


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