A360726 - cp's OEIS frontend

A360726 Expansion of Sum_{k>0} (k * x * (1 + x^k))^k.

n	a(n)
1	1
2	5
3	27
4	264
5	3125
6	46741
7	823543
8	16778240
9	387420570
10	10000015625
11	285311670611
12	8916100729755
13	302875106592253
14	11112006831322817
15	437893890380890625
16	18446744073843770368
17	827240261886336764177
18	39346408075300025059665

[1, 5, 27, 264, 3125, 46741, 823543, 16778240, 387420570, 10000015625, 285311670611, 8916100729755, 302875106592253, 11112006831322817, 437893890380890625, 18446744073843770368, 827240261886336764177, 39346408075300025059665]

cp's OEIS Frontend

A360726 Expansion of Sum_{k>0} (k * x * (1 + x^k))^k.

Table of values

List of values