A280541 - cp's OEIS frontend

A280541 G.f.: Product_{i>=1, j>=1} (1 + x^(ij))^(ij).

n	a(n)
0	1
1	1
2	4
3	10
4	24
5	52
6	125
7	253
8	549
9	1126
10	2290
11	4525
12	8987
13	17259
14	33174
15	62669
16	117425
17	217295
18	399904
19	726984
20	1314257
21	2354807
22	4191671
23	7405590
24	13009916
25	22696115
26	39384232
27	67937488
28	116584833
29	199001304
30	338076500
31	571507377
32	961855945
33	1611567819

[1, 1, 4, 10, 24, 52, 125, 253, 549, 1126, 2290, 4525, 8987, 17259, 33174, 62669, 117425, 217295, 399904, 726984, 1314257, 2354807, 4191671, 7405590, 13009916, 22696115, 39384232, 67937488, 116584833, 199001304, 338076500, 571507377, 961855945, 1611567819]

cp's OEIS Frontend

A280541 G.f.: Product_{i>=1, j>=1} (1 + x^(ij))^(ij).

Table of values

List of values

cp's OEIS Frontend

A280541 G.f.: Product_{i>=1, j>=1} (1 + x^(i*j))^(i*j).

Table of values

List of values

A280541 G.f.: Product_{i>=1, j>=1} (1 + x^(ij))^(ij).