A364967 - cp's OEIS frontend

A364967 Number T(n,k) of permutations of [n] for which the difference between the longest and the shortest cycle length is k; triangle T(n,k), n>=0, 0<=k<=max(0,n-2), read by rows.

n	a(n)
0	1
1	1
2	2
3	3
4	3
5	10
6	6
7	8
8	25
9	45
10	20
11	30
12	176
13	60
14	250
15	90
16	144
17	721
18	861
19	770
20	1344
21	504
22	840
23	6406
24	1778
25	7980
26	6300
27	8736
28	3360
29	5760
30	42561
31	23283
32	38808
33	75348
34	45360
35	66240
36	25920
37	45360
38	436402
39	84150
40	363680
41	456120
42	708048
43	378000
44	572400
45	226800
46	403200

[1, 1, 2, 3, 3, 10, 6, 8, 25, 45, 20, 30, 176, 60, 250, 90, 144, 721, 861, 770, 1344, 504, 840, 6406, 1778, 7980, 6300, 8736, 3360, 5760, 42561, 23283, 38808, 75348, 45360, 66240, 25920, 45360, 436402, 84150, 363680, 456120, 708048, 378000, 572400, 226800, 403200]

cp's OEIS Frontend

A364967 Number T(n,k) of permutations of [n] for which the difference between the longest and the shortest cycle length is k; triangle T(n,k), n>=0, 0<=k<=max(0,n-2), read by rows.

Table of values

List of values