A338452 - OEIS

A338452 as a simple table

n	a(n)
1	3
2	4
3	7
4	20
5	31
6	57
7	94
8	98
9	118
10	122
11	127
12	201
13	213
14	218
15	230
16	242
17	243
18	244
19	334
20	384
21	393
22	423
23	429
24	481
25	565
26	603
27	633
28	694
29	704
30	729
31	766
32	844
33	921
34	1138
35	1141
36	1221
37	1262
38	1401
39	1533
40	1654
41	1726
42	1761
43	1837
44	1838
45	1862
46	1882
47	1942
48	2162
49	2245
50	2361
51	2362

[3,4,7,20,31,57,94,98,118,122,127,201,213,218,230, 242,243,244,334,384,393,423,429,481,565,603,633, 694,704,729,766,844,921,1138,1141,1221,1262,1401, 1533,1654,1726,1761,1837,1838,1862,1882,1942,2162, 2245,2361,2362]