A240381 - OEIS

A240381 as a simple table

n	a(n)
1	2
2	2
3	4
4	4
5	10
6	10
7	4
8	38
9	44
10	22
11	8
12	90
13	330
14	148
15	50
16	8
17	366
18	1494
19	2066
20	636
21	114
22	16
23	878
24	12234
25	17550
26	16994
27	2430
28	258
29	16
30	3606
31	57722
32	279886
33	281186
34	116030
35	9648
36	586
37	32
38	8666
39	477574
40	2545618
41	8802558
42	3502886
43	884792
44	37946
45	1330
46	32
47	35602

[2,2,4,4,10,10,4,38,44,22,8,90,330,148,50,8,366, 1494,2066,636,114,16,878,12234,17550,16994,2430, 258,16,3606,57722,279886,281186,116030,9648,586, 32,8666,477574,2545618,8802558,3502886,884792, 37946,1330,32,35602]