A306972 - OEIS

A306972 as a simple table

n	a(n)
1	2
2	3
3	5
4	8
5	10
6	15
7	17
8	19
9	20
10	21
11	28
12	44
13	68
14	72
15	90
16	107
17	114
18	115
19	156
20	159
21	164
22	267
23	278
24	294
25	336
26	427
27	455
28	464
29	592
30	644
31	665
32	754
33	998
34	1040
35	1139
36	1173
37	1278
38	1314
39	1335
40	1463
41	1503
42	1593
43	1943
44	2175
45	2262
46	2520
47	2642
48	2873
49	2978
50	3003
51	3047
52	3181
53	3197

[2,3,5,8,10,15,17,19,20,21,28,44,68,72,90,107,114, 115,156,159,164,267,278,294,336,427,455,464,592, 644,665,754,998,1040,1139,1173,1278,1314,1335, 1463,1503,1593,1943,2175,2262,2520,2642,2873,2978, 3003,3047,3181,3197]