login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A162692
as a simple table
n
a(n)
1
21
2
28
3
70
4
84
5
168
6
364
7
756
[21,28,70,84,168,364,756]