A014670 - OEIS

A014670 as a simple table

n	a(n)
0	1
1	1
2	1
3	2
4	3
5	4
6	5
7	7
8	10
9	13
10	16
11	20
12	26
13	32
14	38
15	47
16	58
17	69
18	81
19	96
20	114
21	133
22	153
23	177
24	206
25	236
26	267
27	304
28	346
29	390
30	437
31	490
32	550
33	613
34	679
35	753
36	835
37	921
38	1011
39	1111
40	1221
41	1335
42	1455
43	1586
44	1728
45	1877
46	2032
47	2200
48	2382
49	2571
50	2768
51	2980
52	3207
53	3443
54	3689
55	3952

[1,1,1,2,3,4,5,7,10,13,16,20,26,32,38,47,58,69,81, 96,114,133,153,177,206,236,267,304,346,390,437, 490,550,613,679,753,835,921,1011,1111,1221,1335, 1455,1586,1728,1877,2032,2200,2382,2571,2768,2980, 3207,3443,3689,3952]