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A270238 as a simple table

n a(n)
1 1
2 4
3 7
4 23
5 41
6 79
7 89
8 97
9 127
10 167
11 191
12 223
13 239
14 241
15 257
16 281
17 439
18 577
19 593 

[1,4,7,23,41,79,89,97,127,167,191,223,239,241,257,
 281,439,577,593]

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Last modified May 4 07:22 EDT 2024. Contains 372230 sequences. (Running on oeis4.)