A034525 - OEIS

A034525 as a simple table

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	0
11	0
12	0
13	0
14	0
15	0
16	0
17	0
18	0
19	0
20	0
21	0
22	0
23	0
24	0
25	0
26	0
27	0
28	0
29	0
30	0
31	2
32	6
33	18
34	52
35	127
36	303
37	697
38	1551
39	3386
40	7313
41	15618
42	33272
43	70932
44	151753
45	326848
46	709895
47	1555789
48	3440224
49	7669212
50	17209242
51	38807117
52	87777806

[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,2,6,18,52,127,303,697,1551,3386,7313, 15618,33272,70932,151753,326848,709895,1555789, 3440224,7669212,17209242,38807117,87777806]