login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A159212
as a simple table
n
a(n)
3
1857
4
18113
5
98081
6
384609
7
1934237
8
7541249
9
26058765
10
119683865
11
465264653
12
1694090505
13
7898979629
[1857,18113,98081,384609,1934237,7541249,26058765, 119683865,465264653,1694090505,7898979629]