login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A123848
as a simple table
n
a(n)
1
1
2
29
3
57
4
1955
5
5805
6
222291
7
694961
[1,29,57,1955,5805,222291,694961]