A017904 - OEIS

A017904 as a simple table

n	a(n)
0	1
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	1
18	1
19	1
20	2
21	3
22	4
23	5
24	6
25	7
26	8
27	9
28	10
29	11
30	13
31	16
32	20
33	25
34	31
35	38
36	46
37	55
38	65
39	76
40	89
41	105
42	125
43	150
44	181
45	219
46	265
47	320
48	385
49	461
50	550
51	655
52	780
53	930
54	1111
55	1330
56	1595
57	1915
58	2300
59	2761
60	3311
61	3966
62	4746
63	5676

[1,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,1,2,3,4,5, 6,7,8,9,10,11,13,16,20,25,31,38,46,55,65,76,89, 105,125,150,181,219,265,320,385,461,550,655,780, 930,1111,1330,1595,1915,2300,2761,3311,3966,4746, 5676]