A179492 - OEIS

A179492 as a simple table

n	a(n)
1	1
2	1
3	2
4	3
5	3
6	5
7	6
8	9
9	12
10	15
11	20
12	27
13	36
14	47
15	63
16	83
17	109
18	144
19	190
20	251
21	331
22	436
23	575
24	759
25	1001
26	1319
27	1739
28	2293
29	3023
30	3985
31	5254
32	6927
33	9132
34	12039
35	15871
36	20923
37	27583
38	36363
39	47938
40	63197
41	83313
42	109833
43	144794
44	190884
45	251644
46	331745

[1,1,2,3,3,5,6,9,12,15,20,27,36,47,63,83,109,144, 190,251,331,436,575,759,1001,1319,1739,2293,3023, 3985,5254,6927,9132,12039,15871,20923,27583,36363, 47938,63197,83313,109833,144794,190884,251644, 331745]