A309838 - OEIS

A309838 as a simple table

n	a(n)
1	2
2	4
3	7
4	11
5	16
6	22
7	29
8	39
9	50
10	60
11	73
12	88
13	103
14	120
15	139
16	160
17	181
18	203
19	229
20	256
21	284
22	313
23	343
24	377
25	412
26	448
27	487
28	528
29	569
30	610
31	653
32	699
33	748
34	797
35	849
36	904
37	959
38	1014
39	1070
40	1129
41	1191
42	1255
43	1321
44	1388
45	1456
46	1526
47	1598
48	1672
49	1746
50	1821
51	1899
52	1981
53	2064

[2,4,7,11,16,22,29,39,50,60,73,88,103,120,139,160, 181,203,229,256,284,313,343,377,412,448,487,528, 569,610,653,699,748,797,849,904,959,1014,1070, 1129,1191,1255,1321,1388,1456,1526,1598,1672,1746, 1821,1899,1981,2064]