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A084405 as a simple table

n a(n)
1 2
2 11
3 13
4 31
5 101
6 163
7 313
8 331
9 431
10 503
11 613
12 631
13 1021
14 1201
15 1223
16 1433
17 1439
18 1453
19 1483
20 1493
21 1543
22 1567
23 1657
24 1663
25 1667
26 1669
27 1753
28 1777
29 1789
30 1879
31 1987
32 1999
33 2011
34 2111
35 2203
36 2213
37 2221
38 3049
39 3163
40 3221
41 3313
42 3331
43 3361
44 3413
45 3461

[2,11,13,31,101,163,313,331,431,503,613,631,1021,
 1201,1223,1433,1439,1453,1483,1493,1543,1567,1657,
 1663,1667,1669,1753,1777,1789,1879,1987,1999,2011,
 2111,2203,2213,2221,3049,3163,3221,3313,3331,3361,
 3413,3461]

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Last modified November 27 16:34 EST 2021. Contains 349394 sequences. (Running on oeis4.)