A242519 - cp's OEIS frontend

A242519 Number of cyclic arrangements of S={1,2,...,n} such that the difference between any two neighbors is 2^k for some k=0,1,2,...

n	a(n)
1	0
2	1
3	1
4	1
5	4
6	8
7	14
8	32
9	142
10	426
11	1204
12	3747
13	9374
14	26306
15	77700
16	219877
17	1169656
18	4736264
19	17360564
20	69631372
21	242754286
22	891384309
23	3412857926
24	12836957200
25	42721475348
26	152125749587
27	549831594988

[0, 1, 1, 1, 4, 8, 14, 32, 142, 426, 1204, 3747, 9374, 26306, 77700, 219877, 1169656, 4736264, 17360564, 69631372, 242754286, 891384309, 3412857926, 12836957200, 42721475348, 152125749587, 549831594988]

cp's OEIS Frontend

A242519 Number of cyclic arrangements of S={1,2,...,n} such that the difference between any two neighbors is 2^k for some k=0,1,2,...

Table of values

List of values