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Search: id:A141044
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A141044 Based on Bernoulli twin numbers: A051717(2n+1)/A051717(2n) . +0
3
2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 (list; graph; listen)
OFFSET

0,1

FORMULA

Contribution from Johannes W. Meijer (meijgia(AT)hotmail.com), Jun 18 2009: (Start)

a(n) = denom(n!/2) and A001710(n) = numer(n!/2).

. (End)

CROSSREFS

Contribution from Johannes W. Meijer (meijgia(AT)hotmail.com), Jun 18 2009: (Start)

Cf. A161739 (q(n) sequence).

(End)

Sequence in context: A102552 A124034 A085978 this_sequence A064284 A030409 A030407

Adjacent sequences: A141041 A141042 A141043 this_sequence A141045 A141046 A141047

KEYWORD

nonn,uned

AUTHOR

Paul Curtz (bpcrtz(AT)free.fr), Jul 31 2008

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.


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