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A294291
E.g.f.: exp(1/((1+x)*(1+x^2)*(1+x^3)) - 1).
3
1, -1, 1, -7, 73, -421, 2641, -32131, 403537, -4527433, 57723841, -902025631, 15198774361, -258241785517, 4617616213393, -92675891536411, 2008139896617121, -44077045165245841, 1009237851013130497, -25134834585692446903, 658430145120963410281
OFFSET
0,4
LINKS
PROG
(PARI) N=66; x='x+O('x^N); Vec(serlaplace(exp(1/((1+x)*(1+x^2)*(1+x^3))-1)))
CROSSREFS
Column k=3 of A294289.
Sequence in context: A027017 A076106 A202042 * A318688 A117982 A003535
KEYWORD
sign
AUTHOR
Seiichi Manyama, Oct 27 2017
STATUS
approved