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A139948 as a simple table

n a(n)
1 19
2 103
3 223
4 271
5 307
6 523
7 727
8 859
9 1039
10 1063
11 1123
12 1279
13 1291
14 1447
15 1483
16 1531
17 1543
18 1699
19 1783
20 1879
21 1951
22 1987
23 2287
24 2371
25 2467
26 2551
27 2707
28 2719
29 2803
30 2971
31 3079
32 3163
33 3307
34 3331
35 3391
36 3583
37 3727
38 3919
39 4003
40 4231
41 4339

[19,103,223,271,307,523,727,859,1039,1063,1123,
 1279,1291,1447,1483,1531,1543,1699,1783,1879,1951,
 1987,2287,2371,2467,2551,2707,2719,2803,2971,3079,
 3163,3307,3331,3391,3583,3727,3919,4003,4231,4339]

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Last modified March 29 08:13 EDT 2024. Contains 371265 sequences. (Running on oeis4.)