A222488 - OEIS

A222488 as a simple table

n	a(n)
1	1
2	0
3	0
4	0
5	0
6	0
7	3
8	4
9	4
10	0
11	4
12	5
13	6
14	13
15	0
16	8
17	14
18	33
19	85
20	36
21	0
22	10
23	100
24	75
25	270
26	365
27	132
28	0
29	50
30	152
31	968
32	2373
33	3219
34	3696
35	584
36	0
37	66
38	998
39	2408
40	17095
41	20638
42	34851
43	14928
44	2054
45	0
46	216
47	2168
48	31222
49	145019
50	356202
51	590724
52	374375
53	159062
54	7700
55	0
56	280

[1,0,0,0,0,0,3,4,4,0,4,5,6,13,0,8,14,33,85,36,0, 10,100,75,270,365,132,0,50,152,968,2373,3219,3696, 584,0,66,998,2408,17095,20638,34851,14928,2054,0, 216,2168,31222,145019,356202,590724,374375,159062, 7700,0,280]