A369437 - cp's OEIS frontend

A369437 a(n) = [x^n] Product_{k=1..n} (x^(k^3) + 1 + 1/x^(k^3)).

n	a(n)
0	1
1	1
2	0
3	0
4	0
5	0
6	0
7	4
8	6
9	15
10	24
11	40
12	69
13	138
14	396
15	1028
16	3062
17	8269
18	21680
19	50955
20	115457
21	262239
22	631393
23	1666438
24	4558051
25	12913587
26	35530351
27	95825467
28	246943968
29	628040166
30	1607703060
31	4228528070
32	11485131123
33	31616483271
34	88141192570
35	243487667830

[1, 1, 0, 0, 0, 0, 0, 4, 6, 15, 24, 40, 69, 138, 396, 1028, 3062, 8269, 21680, 50955, 115457, 262239, 631393, 1666438, 4558051, 12913587, 35530351, 95825467, 246943968, 628040166, 1607703060, 4228528070, 11485131123, 31616483271, 88141192570, 243487667830]

cp's OEIS Frontend

A369437 a(n) = [x^n] Product_{k=1..n} (x^(k^3) + 1 + 1/x^(k^3)).

Table of values

List of values