A227401-OEIS公司

A227401型作为一个简单的表

n个	a（n）
0	1
1	1
2	1
三	1
4	1
5	2
6	4
7	5
8	5
9	5
10	6
11	9
12	12
13	15
14	16
15	17
16	20
17	26
18	34
19	40
20	44
21	48
22	55
23	68
24	84
25	98
26	108
27	118
28	135
29	161
30	192
31	221
32	244
33	268
34	303
35	354
36	414
37	470
38	519
39	571
40	641
41	737
42	847
43	954
44	1052
45	1156
46	1291
47	1465
48	1664
49	1861
50	2048
51	2248
52	2496
53	2807
54	3158
55	3511
56	3855

[1,1,1,1,1,2,4,5,5,5,6,9,12,15,16,17,20,26,34,40,44,48,55,68,84,98,108,118,135,161,192,221,244,268,303,354,414,470,519,571,641,737,847,954,1052,1156,1291,1465,1664,1861,2048,2248,2496,2807,3158,3511,3855]