A368206 - cp's OEIS frontend

A368206 a(n) = [x^n] Product_{k=1..n} (x^(k^4) + 1/x^(k^4)).

n	a(n)
0	1
1	1
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	0
11	0
12	0
13	0
14	0
15	0
16	0
17	0
18	0
19	0
20	0
21	6
22	0
23	0
24	8
25	13
26	0
27	0
28	272
29	0
30	0
31	0
32	5400
33	8915
34	0
35	0
36	30433
37	1590
38	0
39	0
40	68638
41	73470
42	0
43	0
44	90808
45	6638072
46	0
47	0
48	127356
49	319803
50	0
51	0
52	20130146
53	559282596
54	0
55	0
56	1507066936
57	3820244957
58	0
59	0

[1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 8, 13, 0, 0, 272, 0, 0, 0, 5400, 8915, 0, 0, 30433, 1590, 0, 0, 68638, 73470, 0, 0, 90808, 6638072, 0, 0, 127356, 319803, 0, 0, 20130146, 559282596, 0, 0, 1507066936, 3820244957, 0, 0]

cp's OEIS Frontend

A368206 a(n) = [x^n] Product_{k=1..n} (x^(k^4) + 1/x^(k^4)).

Table of values

List of values