A051424 - OEIS

A051424 as a simple table

n	a(n)
0	1
1	1
2	2
3	3
4	4
5	6
6	7
7	10
8	12
9	15
10	18
11	23
12	27
13	33
14	38
15	43
16	51
17	60
18	70
19	81
20	92
21	102
22	116
23	134
24	153
25	171
26	191
27	211
28	236
29	266
30	301
31	335
32	367
33	399
34	442
35	485
36	542
37	598
38	649
39	704
40	771
41	849
42	936
43	1023
44	1103
45	1185
46	1282
47	1407
48	1535
49	1662
50	1790
51	1917
52	2063
53	2245
54	2436

[1,1,2,3,4,6,7,10,12,15,18,23,27,33,38,43,51,60, 70,81,92,102,116,134,153,171,191,211,236,266,301, 335,367,399,442,485,542,598,649,704,771,849,936, 1023,1103,1185,1282,1407,1535,1662,1790,1917,2063, 2245,2436]