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A145819 as a simple table

n a(n)
1 1
2 1
3 3
4 5
5 9
6 11
7 17
8 21
9 33
10 35
11 41
12 43
13 65
14 69
15 81
16 85
17 129
18 131
19 137
20 139
21 161
22 163
23 169
24 171
25 257
26 261
27 273
28 277
29 321
30 325
31 337
32 341

[1,1,3,5,9,11,17,21,33,35,41,43,65,69,81,85,129,
 131,137,139,161,163,169,171,257,261,273,277,321,
 325,337,341]

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Last modified April 25 10:34 EDT 2024. Contains 371967 sequences. (Running on oeis4.)