A216716 - OEIS

A216716 as a simple table

n	a(n)
0	1
1	1
2	2
3	6
4	24
5	114
6	6
7	674
8	44
9	2
10	4714
11	294
12	30
13	2
14	37754
15	2272
16	276
17	16
18	2
19	340404
20	20006
21	2236
22	216
23	16
24	2
25	3412176
26	193896
27	20354
28	2200
29	156
30	16
31	2
32	37631268
33	2056012
34	206696
35	20738
36	1908
37	160
38	16
39	2
40	452745470
41	23744752
42	2273420
43	215024
44	21136
45	1616
46	164
47	16
48	2

[1,1,2,6,24,114,6,674,44,2,4714,294,30,2,37754, 2272,276,16,2,340404,20006,2236,216,16,2,3412176, 193896,20354,2200,156,16,2,37631268,2056012, 206696,20738,1908,160,16,2,452745470,23744752, 2273420,215024,21136,1616,164,16,2]