A067840 Factorial expansion of e^2 : exp(2) = Sum_{n >= 0} a(n)/n!.
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, 27, 23, 17, 18, 11, 24, 34, 25, 16, 27, 5, 33, 20, 11, 39, 35, 25, 39, 7, 5, 21, 27, 30, 33, 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
Offset: 0
Formula
a(0) = 7; for n>=1, a(n) = floor(n!*e^2) - n*floor((n-1)!*e^2).
Extensions
Offset changed to 0 by Sean A. Irvine, Jan 09 2024