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A069053 Denominator(sum(i=1,n,1/i^5))/denominator(sum(i=1,n,1/i^3)). 0
1, 4, 36, 144, 3600, 10800, 529200, 2116800, 6350400, 6350400, 768398400, 768398400, 129859329600, 129859329600, 129859329600, 519437318400, 150117385017600, 450352155052800, 162577127974060800, 6503085118962432 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..20.

CROSSREFS

Sequence in context: A051418 A069046 A065886 * A193282 A192217 A186434

Adjacent sequences:  A069050 A069051 A069052 * A069054 A069055 A069056

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre, Apr 03 2002

STATUS

approved

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Last modified September 22 02:48 EDT 2021. Contains 347605 sequences. (Running on oeis4.)