1,7

a(1)=1, then PARI program gives a(n) for n>1.

Table of n, a(n) for n=1..79.

(PARI) for(n=2, 200, c=sqrt(2*log(2)); print1(floor(n!*c)-n*floor((n-1)!*c), ", "))

Cf. A064619.

Sequence in context: A286462 A046607 A152717 * A242133 A144221 A209575

Adjacent sequences: A071853 A071854 A071855 * A071857 A071858 A071859

nonn

Benoit Cloitre, Jun 09 2002

approved