A061290-OEIS公司

A061290型作为一个简单的表

n个	a（n）
0	1
1	0
2	2
三	0
4	1
5	4
6	0
7	0
8	三
9	8
10	0
11	0
12	1
13	7
14	16
15	0
16	0
17	1
18	4
19	15
20	32
21	0
22	0
23	0
24	4
25	11
26	31
27	64
28	0
29	0
30	0
31	1
32	11
33	26
34	63
35	128
36	0
37	0
38	0
39	1
40	5
41	26
42	57
43	127
44	256
45	0
46	0
47	0
48	1
49	5
50	16
51	57
52	120
53	255
54	512
55	0
56	0
57	0
58	1
59	5
60	16
61	42
62	120
63	247
64	511
65	1024
66	0
67	0
68	0
69	0
70	5
71	16
72	42
73	99
74	247
75	502
76	1023
77	2048
78	0
79	0

[1,0,2,0,1,4,0,0,3,8,0,0,1,7,16,0,0,1,4,15,32,0,0,0,4,11,31,64,0,0,0,1,11,26,63,128,0,0,0,1,5,26,57,127,256,0,0,0,1,5,16,57,120,255,512,0,0,0,1,5,16,42,120,247,511,1024,0,0,0,0,5,16,42,99,247,502,1023,2048,0,0]