A326421 - OEIS

A326421 as a simple table

n	a(n)
1	0
2	1
3	3
4	4
5	7
6	9
7	12
8	13
9	16
10	19
11	21
12	25
13	27
14	28
15	31
16	36
17	37
18	39
19	43
20	48
21	49
22	91
23	133
24	147
25	169
26	196
27	217
28	247
29	259
30	273
31	301
32	343
33	361
34	364
35	399
36	403
37	427
38	441
39	469
40	481
41	507
42	511
43	532
44	553
45	559
46	588
47	589
48	637
49	931
50	1183
51	1519
52	1729
53	2821
54	3367

[0,1,3,4,7,9,12,13,16,19,21,25,27,28,31,36,37,39, 43,48,49,91,133,147,169,196,217,247,259,273,301, 343,361,364,399,403,427,441,469,481,507,511,532, 553,559,588,589,637,931,1183,1519,1729,2821,3367]