login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A308054
as a simple table
n
a(n)
1
0
2
1
3
24
4
259
5
2614
6
26222
7
262220
8
2622178
9
26221610
10
262215860
11
2622158194
[0,1,24,259,2614,26222,262220,2622178,26221610, 262215860,2622158194]