A376711 - cp's OEIS frontend

A376711 G.f.: Sum_{k>=0} x^(k(k+1)) Product_{j=1..k} 1/(1 - x^j)^4.

n	a(n)
0	1
1	0
2	1
3	4
4	10
5	20
6	36
7	60
8	98
9	156
10	250
11	396
12	631
13	992
14	1555
15	2400
16	3673
17	5536
18	8265
19	12176
20	17781
21	25692
22	36846
23	52404
24	74080
25	104028
26	145344
27	201972
28	279420
29	384764
30	527696
31	720668
32	980482
33	1328728
34	1794118
35	2413520
36	3235440
37	4321968
38	5754108
39	7635276
40	10099310

[1, 0, 1, 4, 10, 20, 36, 60, 98, 156, 250, 396, 631, 992, 1555, 2400, 3673, 5536, 8265, 12176, 17781, 25692, 36846, 52404, 74080, 104028, 145344, 201972, 279420, 384764, 527696, 720668, 980482, 1328728, 1794118, 2413520, 3235440, 4321968, 5754108, 7635276, 10099310]

cp's OEIS Frontend

A376711 G.f.: Sum_{k>=0} x^(k(k+1)) Product_{j=1..k} 1/(1 - x^j)^4.

Table of values

List of values

cp's OEIS Frontend

A376711 G.f.: Sum_{k>=0} x^(k*(k+1)) * Product_{j=1..k} 1/(1 - x^j)^4.

Table of values

List of values

A376711 G.f.: Sum_{k>=0} x^(k(k+1)) Product_{j=1..k} 1/(1 - x^j)^4.