A140344 - OEIS

A140344 as a simple table

n	a(n)
0	1
1	0
2	1
3	1
4	0
5	0
6	1
7	2
8	2
9	0
10	0
11	0
12	1
13	3
14	5
15	5
16	0
17	0
18	0
19	0
20	1
21	4
22	9
23	14
24	14
25	0
26	0
27	0
28	0
29	0
30	1
31	5
32	14
33	28
34	42
35	42
36	0
37	0
38	0
39	0
40	0
41	0
42	1
43	6
44	20
45	48
46	90
47	132
48	132
49	0
50	0
51	0
52	0
53	0
54	0
55	0
56	1
57	7
58	27
59	75
60	165
61	297
62	429
63	429
64	0
65	0
66	0
67	0
68	0
69	0
70	0
71	0
72	1
73	8
74	35
75	110
76	275
77	572
78	1001
79	1430
80	1430

[1,0,1,1,0,0,1,2,2,0,0,0,1,3,5,5,0,0,0,0,1,4,9,14, 14,0,0,0,0,0,1,5,14,28,42,42,0,0,0,0,0,0,1,6,20, 48,90,132,132,0,0,0,0,0,0,0,1,7,27,75,165,297,429, 429,0,0,0,0,0,0,0,0,1,8,35,110,275,572,1001,1430, 1430]