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A031392 as a simple table

n a(n)
1 2
2 13
3 31
4 53
5 73
6 101
7 127
8 151
9 179
10 199
11 233
12 263
13 283
14 317
15 353
16 383
17 419
18 443
19 467
20 503
21 547
22 577
23 607
24 641
25 661
26 701
27 739
28 769
29 811
30 839
31 877
32 911
33 947
34 983
35 1019
36 1049
37 1087
38 1109
39 1153
40 1193
41 1229
42 1277
43 1297
44 1321
45 1381
46 1429
47 1453

[2,13,31,53,73,101,127,151,179,199,233,263,283,
 317,353,383,419,443,467,503,547,577,607,641,661,
 701,739,769,811,839,877,911,947,983,1019,1049,
 1087,1109,1153,1193,1229,1277,1297,1321,1381,1429,
 1453]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)