A272948 - OEIS

A272948 as a simple table

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	9
8	12
9	16
10	21
11	27
12	35
13	44
14	56
15	70
16	87
17	108
18	133
19	163
20	199
21	242
22	292
23	352
24	421
25	504
26	599
27	712
28	841
29	994
30	1167
31	1371
32	1602
33	1873
34	2179
35	2535
36	2936
37	3401
38	3924
39	4528
40	5206
41	5985
42	6858
43	7857
44	8976
45	10252
46	11679
47	13299
48	15109
49	17159
50	19446
51	22028

[1,2,3,4,5,7,9,12,16,21,27,35,44,56,70,87,108,133, 163,199,242,292,352,421,504,599,712,841,994,1167, 1371,1602,1873,2179,2535,2936,3401,3924,4528,5206, 5985,6858,7857,8976,10252,11679,13299,15109,17159, 19446,22028]