login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A291216
as a simple table
n
a(n)
1
0
2
1
3
4
4
9
5
16
6
49
[0,1,4,9,16,49]
