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A158723 as a simple table

n a(n)
1 13
2 31
3 73
4 103
5 181
6 193
7 433
8 463
9 571
10 643
11 661
12 823
13 1021
14 1291
15 1621
16 1723
17 2083
18 2143
19 2341
20 2593
21 2713
22 3001
23 3253
24 3331
25 3361
26 3541
27 4231
28 4243
29 4423
30 4933
31 5233
32 5653
33 5881
34 6553
35 6571
36 6781
37 6871
38 6961
39 7951
40 8293
41 9283
42 9343
43 9433
44 9631
45 9931

[13,31,73,103,181,193,433,463,571,643,661,823,
 1021,1291,1621,1723,2083,2143,2341,2593,2713,3001,
 3253,3331,3361,3541,4231,4243,4423,4933,5233,5653,
 5881,6553,6571,6781,6871,6961,7951,8293,9283,9343,
 9433,9631,9931]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)