A329465 - cp's OEIS frontend

A329465 Expansion of Sum_{k>=1} (-1 + Product_{j>=1} 1 / (1 - x^(kj(j + 1)/2))).

n	a(n)
1	1
2	2
3	3
4	4
5	3
6	8
7	5
8	8
9	9
10	11
11	8
12	20
13	12
14	17
15	20
16	25
17	18
18	36
19	25
20	38
21	39
22	44
23	37
24	68
25	51
26	63
27	69
28	85
29	69
30	113
31	90
32	117
33	117
34	136
35	128
36	189
37	154
38	185
39	195
40	239
41	206
42	288
43	253
44	308
45	321
46	358
47	333
48	457
49	406
50	476
51	485
52	566
53	521
54	671
55	629
56	734
57	737
58	833
59	794
60	1019

[1, 2, 3, 4, 3, 8, 5, 8, 9, 11, 8, 20, 12, 17, 20, 25, 18, 36, 25, 38, 39, 44, 37, 68, 51, 63, 69, 85, 69, 113, 90, 117, 117, 136, 128, 189, 154, 185, 195, 239, 206, 288, 253, 308, 321, 358, 333, 457, 406, 476, 485, 566, 521, 671, 629, 734, 737, 833, 794, 1019]

cp's OEIS Frontend

A329465 Expansion of Sum_{k>=1} (-1 + Product_{j>=1} 1 / (1 - x^(kj(j + 1)/2))).

Table of values

List of values

cp's OEIS Frontend

A329465 Expansion of Sum_{k>=1} (-1 + Product_{j>=1} 1 / (1 - x^(k*j*(j + 1)/2))).

Table of values

List of values

A329465 Expansion of Sum_{k>=1} (-1 + Product_{j>=1} 1 / (1 - x^(kj(j + 1)/2))).