A317445 - cp's OEIS frontend

A317445 Number of permutations of [n] whose lengths of increasing runs are distinct squares.

n	a(n)
0	1
1	1
2	0
3	0
4	1
5	8
6	0
7	0
8	0
9	1
10	18
11	0
12	0
13	1428
14	47998
15	0
16	1
17	32
18	0
19	0
20	9688
21	505056
22	0
23	0
24	0
25	4085949
26	284958912
27	0
28	0
29	290824632172
30	28643427712626
31	0
32	0
33	0
34	104902510
35	9998016202
36	1
37	72
38	23207824626842
39	3008268832634364
40	182778
41	206173972520
42	24290829974718
43	0

[1, 1, 0, 0, 1, 8, 0, 0, 0, 1, 18, 0, 0, 1428, 47998, 0, 1, 32, 0, 0, 9688, 505056, 0, 0, 0, 4085949, 284958912, 0, 0, 290824632172, 28643427712626, 0, 0, 0, 104902510, 9998016202, 1, 72, 23207824626842, 3008268832634364, 182778, 206173972520, 24290829974718, 0]

cp's OEIS Frontend

A317445 Number of permutations of [n] whose lengths of increasing runs are distinct squares.

Table of values

List of values