A069966 - OEIS

A069966 as a simple table

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	0
11	62
12	664
13	3366
14	11528
15	31030
16	70992
17	144494
18	269296
19	468558
20	0
21	664
22	3968
23	14832
24	42496
25	101960
26	215424
27	413728
28	737792
29	1240056
30	0
31	3366
32	14832
33	45198
34	112824
35	245790
36	484056
37	881622
38	1508688
39	2453814
40	0
41	11528

[0,0,0,0,0,0,0,0,0,0,0,62,664,3366,11528,31030, 70992,144494,269296,468558,0,664,3968,14832,42496, 101960,215424,413728,737792,1240056,0,3366,14832, 45198,112824,245790,484056,881622,1508688,2453814, 0,11528]