A327249 - cp's OEIS frontend

A327249 Expansion of Sum_{k>=1} x^k * (1 + k * x^k)^k.

n	a(n)
1	1
2	2
3	1
4	5
5	1
6	14
7	1
8	17
9	28
10	26
11	1
12	160
13	1
14	50
15	251
16	321
17	1
18	622
19	1
20	1607
21	1030
22	122
23	1
24	6257
25	3126
26	170
27	2917
28	12202
29	1
30	27291
31	1
32	28929
33	6656
34	290
35	84036
36	117721
37	1
38	362
39	13183
40	407121
41	1
42	417881
43	1
44	220100
45	850312
46	530
47	1
48	2246465
49	823544
50	2100626

[1, 2, 1, 5, 1, 14, 1, 17, 28, 26, 1, 160, 1, 50, 251, 321, 1, 622, 1, 1607, 1030, 122, 1, 6257, 3126, 170, 2917, 12202, 1, 27291, 1, 28929, 6656, 290, 84036, 117721, 1, 362, 13183, 407121, 1, 417881, 1, 220100, 850312, 530, 1, 2246465, 823544, 2100626]

cp's OEIS Frontend

A327249 Expansion of Sum_{k>=1} x^k * (1 + k * x^k)^k.

Table of values

List of values