login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A350933
as a simple table
n
a(n)
0
1
1
2
2
19
3
1115
4
86087
5
9603283
6
2307021183
7
683793949387
[1,2,19,1115,86087,9603283,2307021183, 683793949387]