A340625 - cp's OEIS frontend

A340625 a(n) = Sum_{d|n, d odd, d <= n/d} binomial(n/d, d).

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	10
10	10
11	11
12	16
13	13
14	14
15	25
16	16
17	17
18	38
19	19
20	20
21	56
22	22
23	23
24	80
25	26
26	26
27	111
28	28
29	29
30	156
31	31
32	32
33	198
34	34
35	56
36	256
37	37
38	38
39	325
40	96
41	41
42	406
43	43
44	44
45	626
46	46
47	47
48	608
49	50
50	302
51	731
52	52
53	53
54	870
55	517
56	64
57	1026
58	58
59	59
60	1992
61	61
62	62
63	1429
64	64
65	1352
66	1606
67	67
68	68
69	1840
70	2192
71	71
72	2096
73	73
74	74

[1, 2, 3, 4, 5, 6, 7, 8, 10, 10, 11, 16, 13, 14, 25, 16, 17, 38, 19, 20, 56, 22, 23, 80, 26, 26, 111, 28, 29, 156, 31, 32, 198, 34, 56, 256, 37, 38, 325, 96, 41, 406, 43, 44, 626, 46, 47, 608, 50, 302, 731, 52, 53, 870, 517, 64, 1026, 58, 59, 1992, 61, 62, 1429, 64, 1352, 1606, 67, 68, 1840, 2192, 71, 2096, 73, 74]

cp's OEIS Frontend

A340625 a(n) = Sum_{d|n, d odd, d <= n/d} binomial(n/d, d).

Table of values

List of values