A316721 - cp's OEIS frontend

A316721 Expansion of Product_{k=1..9} (1+x^(2k-1))/(1-x^(2k)).

n	a(n)
0	1
1	1
2	1
3	2
4	3
5	4
6	5
7	7
8	10
9	13
10	16
11	21
12	28
13	35
14	43
15	55
16	70
17	86
18	105
19	129
20	159
21	193
22	231
23	279
24	338
25	403
26	477
27	568
28	675
29	795
30	932
31	1094
32	1284
33	1497
34	1736
35	2016
36	2340
37	2700
38	3105
39	3573
40	4106
41	4699
42	5363
43	6118
44	6972
45	7921
46	8974
47	10163
48	11500
49	12974
50	14606
51	16435
52	18471

[1, 1, 1, 2, 3, 4, 5, 7, 10, 13, 16, 21, 28, 35, 43, 55, 70, 86, 105, 129, 159, 193, 231, 279, 338, 403, 477, 568, 675, 795, 932, 1094, 1284, 1497, 1736, 2016, 2340, 2700, 3105, 3573, 4106, 4699, 5363, 6118, 6972, 7921, 8974, 10163, 11500, 12974, 14606, 16435, 18471]

cp's OEIS Frontend

A316721 Expansion of Product_{k=1..9} (1+x^(2k-1))/(1-x^(2k)).

Table of values

List of values

cp's OEIS Frontend

A316721 Expansion of Product_{k=1..9} (1+x^(2*k-1))/(1-x^(2*k)).

Table of values

List of values

A316721 Expansion of Product_{k=1..9} (1+x^(2k-1))/(1-x^(2k)).