A321876 - cp's OEIS frontend

A321876 Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of Product_{j>=1} 1/(1 - x^j)^sigma_k(j).

n	a(n)
0	1
1	1
2	1
3	1
4	1
5	3
6	1
7	1
8	4
9	5
10	1
11	1
12	6
13	8
14	11
15	1
16	1
17	10
18	16
19	21
20	17
21	1
22	1
23	18
24	38
25	52
26	39
27	34
28	1
29	1
30	34
31	100
32	156
33	128
34	92
35	52
36	1
37	1
38	66
39	278
40	526
41	534
42	373
43	170
44	94
45	1
46	1
47	130
48	796
49	1896
50	2546
51	2014
52	913
53	360
54	145
55	1
56	1
57	258
58	2318
59	7102
60	13074
61	12953
62	6796
63	2399
64	667
65	244

[1, 1, 1, 1, 1, 3, 1, 1, 4, 5, 1, 1, 6, 8, 11, 1, 1, 10, 16, 21, 17, 1, 1, 18, 38, 52, 39, 34, 1, 1, 34, 100, 156, 128, 92, 52, 1, 1, 66, 278, 526, 534, 373, 170, 94, 1, 1, 130, 796, 1896, 2546, 2014, 913, 360, 145, 1, 1, 258, 2318, 7102, 13074, 12953, 6796, 2399, 667, 244]

cp's OEIS Frontend

A321876 Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of Product_{j>=1} 1/(1 - x^j)^sigma_k(j).

Table of values

List of values