A075792 E.g.f.: 1 + log(1+f(x)) where f(x) = log(1/(2-exp(x))) = e.g.f. for A000629.

1, 1, 1, 2, 8, 44, 302, 2512, 24558, 275676, 3493862, 49339784, 768182846, 13071470788, 241332513606, 4804601266896, 102599581877918, 2339270285673068, 56716397892998246, 1457071974028941400, 39538338850995279294, 1130018112921128323668, 33928819073838398622662

Offset

0,4

Comments

Stirling transform of A089064(n)=[1,0,1,1,8,26,...] is a(n)=[1,1,2,8,44,...]. - Michael Somos, Mar 04 2004

Links

Table of n, a(n) for n=0..22.

Prog

(PARI) a(n)=if(n<0, 0, n!*polcoeff(1+log(1+log(1/(2-exp(x+x*O(x^n))))), n))

Crossrefs

Cf. A000629, A089064.

Sequence in context: A303613 A321942 A124467 * A052897 A137984 A191810

Adjacent sequences: A075789 A075790 A075791 * A075793 A075794 A075795

Keyword

nonn

Author

N. J. A. Sloane, Oct 15 2002

Status

approved