OFFSET
1,2
FORMULA
a(n) ~ c^(2^n), where c = 1.32476133150649295684153231492231865907402550177962959967618... . - Vaclav Kotesovec, Jan 19 2015
MAPLE
a[1]:=1: for n from 1 to 10 do a[n+1]:=a[n]*(a[n]+n) od: seq(a[n], n=1..10); # Emeric Deutsch, Jul 31 2005
MATHEMATICA
s=1; lst={}; Do[s*=n+s; AppendTo[lst, s], {n, 0, 3!, 1}]; lst (* Vladimir Joseph Stephan Orlovsky, Nov 10 2008 *)
RecurrenceTable[{a[1]==1, a[n]==a[n-1](a[n-1]+n-1)}, a[n], {n, 10}] (* Harvey P. Dale, May 04 2011 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Amarnath Murthy, Jul 25 2005
EXTENSIONS
Corrected and extended by Emeric Deutsch, Jul 31 2005
STATUS
approved