A343454 - OEIS

A343454 as a simple table

n	a(n)
1	21
2	33
3	35
4	39
5	111
6	339
7	473
8	629
9	735
10	779
11	795
12	801
13	959
14	1025
15	1119
16	1149
17	1245
18	1253
19	1281
20	1575
21	1589
22	1695
23	1851
24	1919
25	1961
26	1985
27	2199
28	2315
29	2523
30	2561
31	2681
32	2759
33	3003
34	3065
35	3189
36	3233
37	3315
38	3443
39	3893
40	3983
41	4175
42	4299
43	4359
44	4375
45	4455
46	4503
47	4693
48	4925
49	5247
50	5585
51	5609
52	5703

[21,33,35,39,111,339,473,629,735,779,795,801,959, 1025,1119,1149,1245,1253,1281,1575,1589,1695,1851, 1919,1961,1985,2199,2315,2523,2561,2681,2759,3003, 3065,3189,3233,3315,3443,3893,3983,4175,4299,4359, 4375,4455,4503,4693,4925,5247,5585,5609,5703]