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A209407 as a simple table

n a(n)
1 3
2 7
3 13
4 23
5 31
6 47
7 113
8 139
9 199
10 211
11 293
12 317
13 523
14 1327
15 1669
16 1951
17 2179
18 2477
19 2971
20 3271
21 4297
22 4831
23 5591
24 5749
25 5953
26 6491
27 6917
28 7253
29 8467
30 9551
31 9973
32 10799
33 11743
34 15683
35 19609
36 31397
37 34061
38 35617
39 35677
40 43331
41 44293
42 45893
43 48679
44 58831

[3,7,13,23,31,47,113,139,199,211,293,317,523,1327,
 1669,1951,2179,2477,2971,3271,4297,4831,5591,5749,
 5953,6491,6917,7253,8467,9551,9973,10799,11743,
 15683,19609,31397,34061,35617,35677,43331,44293,
 45893,48679,58831]

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)