|
| |
|
|
A091986
|
|
a(0)=1, a(n) = sigma_3(2n).
|
|
3
| |
|
|
1, 9, 73, 252, 585, 1134, 2044, 3096, 4681, 6813, 9198, 11988, 16380, 19782, 25112, 31752, 37449, 44226, 55261, 61740, 73710, 86688, 97236, 109512, 131068, 141759, 160454, 183960, 201240, 219510, 257544, 268128, 299593, 335664, 358722, 390096, 442845
(list; graph; refs; listen; history; internal format)
|
| |
| |
|
|
