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A020618 as a simple table

n a(n)
1 3
2 7
3 11
4 13
5 17
6 23
7 29
8 31
9 47
10 53
11 59
12 61
13 67
14 79
15 109
16 127
17 541
18 619
19 661
20 743
21 877
22 1021
23 2333
24 4957

[3,7,11,13,17,23,29,31,47,53,59,61,67,79,109,127,
 541,619,661,743,877,1021,2333,4957]

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Last modified April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)