A281541 - OEIS

A281541 as a simple table

n	a(n)
1	1
2	2
3	3
4	5
5	7
6	9
7	11
8	15
9	19
10	23
11	27
12	34
13	41
14	47
15	53
16	64
17	75
18	86
19	96
20	113
21	129
22	145
23	159
24	182
25	206
26	229
27	252
28	284
29	318
30	349
31	380
32	423
33	468
34	513
35	555
36	616
37	676
38	736
39	791
40	869
41	949
42	1026
43	1103
44	1202
45	1310
46	1408
47	1506
48	1631
49	1766
50	1896
51	2020
52	2185
53	2354
54	2525
55	2680
56	2882
57	3094
58	3305
59	3506
60	3751
61	4023
62	4281
63	4537

[1,2,3,5,7,9,11,15,19,23,27,34,41,47,53,64,75,86, 96,113,129,145,159,182,206,229,252,284,318,349, 380,423,468,513,555,616,676,736,791,869,949,1026, 1103,1202,1310,1408,1506,1631,1766,1896,2020,2185, 2354,2525,2680,2882,3094,3305,3506,3751,4023,4281, 4537]