A034149 - OEIS

A034149 as a simple table

n	a(n)
0	1
1	1
2	1
3	2
4	2
5	3
6	4
7	5
8	6
9	8
10	10
11	12
12	15
13	18
14	22
15	27
16	32
17	38
18	46
19	54
20	63
21	74
22	86
23	99
24	115
25	132
26	151
27	173
28	197
29	223
30	253
31	285
32	320
33	360
34	402
35	448
36	499
37	553
38	611
39	675
40	743
41	815
42	894
43	977
44	1065
45	1161
46	1260
47	1365
48	1477

[1,1,1,2,2,3,4,5,6,8,10,12,15,18,22,27,32,38,46, 54,63,74,86,99,115,132,151,173,197,223,253,285, 320,360,402,448,499,553,611,675,743,815,894,977, 1065,1161,1260,1365,1477]