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

Author

N. J. A. Sloane, Oct 15 2002

Keywords

• nonn

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

Crossrefs

Cf. A000629, A089064.

Programs

PARI

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