OFFSET
0,3
EXAMPLE
MAPLE
with(combinat): b:= proc(n) option remember: if n=0 then 1 elif n=1 then 1 else b(n-1)+(n-1)*b(n-2): fi: end: c:=n->numbpart(n): seq(b(n)*c(n), n=0..25);
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Alford Arnold, Mar 21 2005
EXTENSIONS
More terms from Emeric Deutsch, Mar 23 2005
STATUS
approved