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Factorial expansion of e^2 : exp(2) = Sum_{n >= 0} a(n)/n!.
2

%I #17 Jan 09 2024 16:56:09

%S 7,0,0,2,1,1,4,0,6,6,6,8,5,11,5,10,10,15,16,8,19,18,15,0,16,1,2,26,17,

%T 27,23,17,18,11,24,34,25,16,27,5,33,20,11,39,35,25,39,7,5,21,27,30,33,

%U 21,34,9,10,26,32,15,35,23,6,3,21,43,50,40,41,33,1,62,58,59,12,23,62,42

%N Factorial expansion of e^2 : exp(2) = Sum_{n >= 0} a(n)/n!.

%F a(0) = 7; for n>=1, a(n) = floor(n!*e^2) - n*floor((n-1)!*e^2).

%Y Cf. A072334, A007514.

%K easy,nonn

%O 0,1

%A _Benoit Cloitre_, Mar 10 2002

%E Offset changed to 0 by _Sean A. Irvine_, Jan 09 2024