A283666 - OEIS

A283666 as a simple table

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	0
11	0
12	0
13	2
14	0
15	0
16	0
17	4
18	403
19	403
20	4
21	0
22	0
23	40
24	5432
25	11886
26	5432
27	40
28	0
29	0
30	264
31	50383
32	165152
33	165152
34	50383
35	264
36	0
37	0
38	1504
39	376594
40	1712052
41	2674500
42	1712052
43	376594
44	1504
45	0
46	0
47	7936
48	2523328
49	15351085
50	34315385
51	34315385

[0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,4,403,403,4,0,0, 40,5432,11886,5432,40,0,0,264,50383,165152,165152, 50383,264,0,0,1504,376594,1712052,2674500,1712052, 376594,1504,0,0,7936,2523328,15351085,34315385, 34315385]