OFFSET
3,2
COMMENTS
The asymptotic value for large n is 0.11505...*n! = (17/6-e)*n!. See also comment for A079884
LINKS
FORMULA
a(3)=0, a(n) = n * a(n-1) + n - 2 for n>=4
MATHEMATICA
a[3] = 0; a[n_] := n*a[n - 1] + n - 2; Table[a[n], {n, 3, 21}]
PROG
FORTRAN program available at link
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Hugo Pfoertner, Jan 14 2003
EXTENSIONS
Edited and extended by Robert G. Wilson v, Jan 22 2003
STATUS
approved