A360032 - cp's OEIS frontend

A360032 Expansion of Sum_{k>=0} (k * x * (1 + (k * x)^3))^k.

n	a(n)
0	1
1	1
2	4
3	27
4	257
5	3189
6	48843
7	889079
8	18730597
9	447945714
10	11983618199
11	354519428597
12	11490618543066
13	404910044246256
14	15412461332440829
15	630199633730994675
16	27548323149955792880
17	1282044807268698303751
18	63284535745130267484867

[1, 1, 4, 27, 257, 3189, 48843, 889079, 18730597, 447945714, 11983618199, 354519428597, 11490618543066, 404910044246256, 15412461332440829, 630199633730994675, 27548323149955792880, 1282044807268698303751, 63284535745130267484867]

cp's OEIS Frontend

A360032 Expansion of Sum_{k>=0} (k * x * (1 + (k * x)^3))^k.

Table of values

List of values