A300413 - cp's OEIS frontend

A300413 Expansion of Product_{k>=1} (1 + x^prime(k))/(1 - x^prime(k)).

n	a(n)
0	1
1	0
2	2
3	2
4	2
5	6
6	4
7	10
8	10
9	14
10	20
11	22
12	32
13	38
14	48
15	60
16	74
17	90
18	112
19	134
20	164
21	196
22	236
23	282
24	336
25	398
26	472
27	554
28	652
29	766
30	890
31	1046
32	1206
33	1408
34	1624
35	1876
36	2168
37	2486
38	2860
39	3276
40	3744
41	4282
42	4878
43	5554
44	6316
45	7160
46	8124
47	9186
48	10388
49	11722
50	13216
51	14876
52	16732
53	18794
54	21084
55	23636

[1, 0, 2, 2, 2, 6, 4, 10, 10, 14, 20, 22, 32, 38, 48, 60, 74, 90, 112, 134, 164, 196, 236, 282, 336, 398, 472, 554, 652, 766, 890, 1046, 1206, 1408, 1624, 1876, 2168, 2486, 2860, 3276, 3744, 4282, 4878, 5554, 6316, 7160, 8124, 9186, 10388, 11722, 13216, 14876, 16732, 18794, 21084, 23636]

cp's OEIS Frontend

A300413 Expansion of Product_{k>=1} (1 + x^prime(k))/(1 - x^prime(k)).

Table of values

List of values