A186981 - OEIS

A186981 as a simple table

n	a(n)
23	8
24	0
25	8
26	0
27	8
28	0
29	244
30	0
31	1301
32	288
33	95
34	58
35	146
36	20
37	7089
38	331
39	571
40	172
41	25150
42	100
43	67678
44	4036
45	3850
46	4522
47	182152
48	3784
49	140446
50	9592
51	32890
52	18634
53	646954
54	14014
55	126562
56	29788
57	93394
58	57742
59	1655200
60	8008
61	3102319
62	253594
63	261118
64	505219

[8,0,8,0,8,0,244,0,1301,288,95,58,146,20,7089,331, 571,172,25150,100,67678,4036,3850,4522,182152, 3784,140446,9592,32890,18634,646954,14014,126562, 29788,93394,57742,1655200,8008,3102319,253594, 261118,505219]

[8,0,8,0,8,0,244,0,1301,288,95,58,146,20,7089,331,
 571,172,25150,100,67678,4036,3850,4522,182152,
 3784,140446,9592,32890,18634,646954,14014,126562,
 29788,93394,57742,1655200,8008,3102319,253594,
 261118,505219]