A224918 - OEIS

A224918 as a simple table

n	a(n)
1	1
2	1
3	2
4	1
5	7
6	0
7	20
8	9
9	28
10	9
11	143
12	39
13	376
14	105
15	340
16	441
17	2583
18	480
19	6764
20	2400
21	7235
22	6897
23	46367
24	10332
25	88625
26	50193
27	151436
28	126504
29	832039
30	127431
31	2178308
32	974169
33	2618488
34	2484873
35	9209899
36	3202560
37	39088168
38	17218617
39	47865787
40	33738201
41	267914295
42	49047180
43	701408732
44	303913896
45	624579100

[1,1,2,1,7,0,20,9,28,9,143,39,376,105,340,441, 2583,480,6764,2400,7235,6897,46367,10332,88625, 50193,151436,126504,832039,127431,2178308,974169, 2618488,2484873,9209899,3202560,39088168,17218617, 47865787,33738201,267914295,49047180,701408732, 303913896,624579100]