A291803 - OEIS

A291803 as a simple table

n	a(n)
1	1
2	3
3	6
4	16
5	21
6	32
7	39
8	50
9	64
10	85
11	96
12	139
13	152
14	175
15	204
16	224
17	241
18	287
19	306
20	391
21	422
22	465
23	488
24	535
25	557
26	602
27	617
28	704
29	733
30	826
31	857
32	878
33	937
34	1018
35	1065
36	1239
37	1276
38	1359
39	1420
40	1513
41	1554
42	1649
43	1692
44	1863
45	1980
46	2067
47	2114
48	2197
49	2227
50	2313
51	2426

[1,3,6,16,21,32,39,50,64,85,96,139,152,175,204, 224,241,287,306,391,422,465,488,535,557,602,617, 704,733,826,857,878,937,1018,1065,1239,1276,1359, 1420,1513,1554,1649,1692,1863,1980,2067,2114,2197, 2227,2313,2426]