A034577 - OEIS

A034577 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	0
32	0
33	7
34	33
35	133
36	424
37	1291
38	3692
39	10247
40	27560
41	72974
42	189839
43	488181
44	1240569
45	3122268
46	7781435
47	19221579
48	47056778
49	114218503
50	274879700
51	656056553

[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,7,33,133,424,1291,3692,10247, 27560,72974,189839,488181,1240569,3122268,7781435, 19221579,47056778,114218503,274879700,656056553]