A032279 - cp's OEIS frontend

A032279 Number of bracelets (turnover necklaces) of n beads of 2 colors, 5 of them black.

n	a(n)
5	1
6	1
7	3
8	5
9	10
10	16
11	26
12	38
13	57
14	79
15	111
16	147
17	196
18	252
19	324
20	406
21	507
22	621
23	759
24	913
25	1096
26	1298
27	1534
28	1794
29	2093
30	2421
31	2793
32	3199
33	3656
34	4152
35	4706
36	5304
37	5967
38	6681
39	7467
40	8311
41	9234
42	10222
43	11298
44	12446
45	13691
46	15015
47	16445

[1, 1, 3, 5, 10, 16, 26, 38, 57, 79, 111, 147, 196, 252, 324, 406, 507, 621, 759, 913, 1096, 1298, 1534, 1794, 2093, 2421, 2793, 3199, 3656, 4152, 4706, 5304, 5967, 6681, 7467, 8311, 9234, 10222, 11298, 12446, 13691, 15015, 16445]

cp's OEIS Frontend

A032279 Number of bracelets (turnover necklaces) of n beads of 2 colors, 5 of them black.

Table of values

List of values