OFFSET
0,3
COMMENTS
a(6) is too large to include.
Essentially a duplicate of A005604.
EXAMPLE
a(5) = a(4)! + a(3)! = 8! + 3! = 40320 + 6 = 40326.
CROSSREFS
KEYWORD
nonn
AUTHOR
Parthasarathy Nambi, Jan 31 2006
STATUS
approved