login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A221477
as a simple table
n
a(n)
1
0
2
4
3
50
4
34751
5
48514602
6
1224264741193
7
144288378372479004
[0,4,50,34751,48514602,1224264741193, 144288378372479004]