A236283 - cp's OEIS frontend

A236283 The number of orbits of triples of {1,2,...,n} under the action of the dihedral group of order 2n.

n	a(n)
1	1
2	4
3	5
4	10
5	13
6	20
7	25
8	34
9	41
10	52
11	61
12	74
13	85
14	100
15	113
16	130
17	145
18	164
19	181
20	202
21	221
22	244
23	265
24	290
25	313
26	340
27	365
28	394
29	421
30	452
31	481
32	514
33	545
34	580
35	613
36	650
37	685
38	724
39	761
40	802
41	841
42	884
43	925
44	970
45	1013
46	1060
47	1105
48	1154
49	1201
50	1252

[1, 4, 5, 10, 13, 20, 25, 34, 41, 52, 61, 74, 85, 100, 113, 130, 145, 164, 181, 202, 221, 244, 265, 290, 313, 340, 365, 394, 421, 452, 481, 514, 545, 580, 613, 650, 685, 724, 761, 802, 841, 884, 925, 970, 1013, 1060, 1105, 1154, 1201, 1252]

cp's OEIS Frontend

A236283 The number of orbits of triples of {1,2,...,n} under the action of the dihedral group of order 2n.

Table of values

List of values