A186993 - OEIS

A186993 as a simple table

n	a(n)
1	1
2	2
3	4
4	4
5	12
6	4
7	28
8	16
9	32
10	12
11	116
12	16
13	248
14	48
15	72
16	112
17	728
18	64
19	1520
20	192
21	384
22	256
23	3864
24	256
25	3160
26	736
27	2744
28	832
29	15220
30	256
31	29639
32	7068
33	6167
34	4032
35	9439
36	1770
37	81966
38	8940
39	15305
40	5423
41	175539
42	2949
43	311499
44	31099
45	33019

[1,2,4,4,12,4,28,16,32,12,116,16,248,48,72,112, 728,64,1520,192,384,256,3864,256,3160,736,2744, 832,15220,256,29639,7068,6167,4032,9439,1770, 81966,8940,15305,5423,175539,2949,311499,31099, 33019]