A189389 - cp's OEIS frontend

A189389 Number of permutations p of [n] such that (n-p(i)+i) mod n >= 5 for all i.

n	a(n)
0	1
1	0
2	0
3	0
4	0
5	0
6	1
7	2
8	49
9	484
10	6208
11	79118
12	1081313
13	15610304
14	238518181
15	3850864416
16	65598500129
17	1177003136892
18	22203823852849
19	439598257630414
20	9117748844458320
21	197776095898147080
22	4479171132922158213
23	105749311074795459594
24	2598770324359627927649

[1, 0, 0, 0, 0, 0, 1, 2, 49, 484, 6208, 79118, 1081313, 15610304, 238518181, 3850864416, 65598500129, 1177003136892, 22203823852849, 439598257630414, 9117748844458320, 197776095898147080, 4479171132922158213, 105749311074795459594, 2598770324359627927649]

cp's OEIS Frontend

A189389 Number of permutations p of [n] such that (n-p(i)+i) mod n >= 5 for all i.

Table of values

List of values