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A178466 as a simple table

n a(n)
1 3
2 47
3 53
4 61
5 131
6 173
7 199
8 211
9 233
10 257
11 353
12 523
13 587
14 607
15 619
16 647
17 653
18 751
19 797
20 971
21 991
22 997
23 1103
24 1123
25 1231
26 1381
27 1553
28 1777
29 1913
30 1973
31 1987
32 2297
33 2333
34 2341
35 2399
36 2677
37 2861
38 3049
39 3191
40 3259
41 3607
42 3637
43 3761
44 3989

[3,47,53,61,131,173,199,211,233,257,353,523,587,
 607,619,647,653,751,797,971,991,997,1103,1123,
 1231,1381,1553,1777,1913,1973,1987,2297,2333,2341,
 2399,2677,2861,3049,3191,3259,3607,3637,3761,3989]

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Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)