A303664 - cp's OEIS frontend

A303664 Expansion of (1/(1 - x))Sum_{k>=0} k!x^(k*(k+1)/2)/Product_{j=1..k} (1 - x^j).

n	a(n)
0	1
1	2
2	3
3	6
4	9
5	14
6	25
7	38
8	57
9	84
10	141
11	206
12	307
13	440
14	633
15	984
16	1419
17	2036
18	2887
19	4064
20	5619
21	8370
22	11667
23	16424
24	22717
25	31478
26	42783
27	58386
28	82701
29	113162
30	155029
31	210770
32	285645
33	383688
34	514497
35	682922
36	940327
37	1256300
38	1687365
39	2245692
40	2997183
41	3955448
42	5233315
43	6854588
44	8978175
45	11998806

[1, 2, 3, 6, 9, 14, 25, 38, 57, 84, 141, 206, 307, 440, 633, 984, 1419, 2036, 2887, 4064, 5619, 8370, 11667, 16424, 22717, 31478, 42783, 58386, 82701, 113162, 155029, 210770, 285645, 383688, 514497, 682922, 940327, 1256300, 1687365, 2245692, 2997183, 3955448, 5233315, 6854588, 8978175, 11998806]

cp's OEIS Frontend

A303664 Expansion of (1/(1 - x))Sum_{k>=0} k!x^(k*(k+1)/2)/Product_{j=1..k} (1 - x^j).

Table of values

List of values

cp's OEIS Frontend

A303664 Expansion of (1/(1 - x))*Sum_{k>=0} k!*x^(k*(k+1)/2)/Product_{j=1..k} (1 - x^j).

Table of values

List of values

A303664 Expansion of (1/(1 - x))Sum_{k>=0} k!x^(k*(k+1)/2)/Product_{j=1..k} (1 - x^j).