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A273330 as a simple table

n a(n)
0 1
1 5
2 9
3 17
4 21
5 29
6 37
7 69
8 73
9 81
10 89
11 121
12 129
13 161
14 185
15 281
16 285
17 293
18 301
19 333
20 341
21 373
22 397
23 493
24 505
25 529
26 553
27 649
28 673
29 769
30 841
31 1129
32 1133
33 1141
34 1149
35 1181
36 1189
37 1221
38 1245
39 1341
40 1353
41 1377
42 1401
43 1497
44 1521
45 1617
46 1689
47 1977
48 1989
49 2013

[1,5,9,17,21,29,37,69,73,81,89,121,129,161,185,
 281,285,293,301,333,341,373,397,493,505,529,553,
 649,673,769,841,1129,1133,1141,1149,1181,1189,
 1221,1245,1341,1353,1377,1401,1497,1521,1617,1689,
 1977,1989,2013]

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Last modified April 25 12:53 EDT 2024. Contains 371969 sequences. (Running on oeis4.)