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A115783 as a simple table

n a(n)
1 0
2 1
3 7
4 15
5 19
6 31
7 37
8 61
9 63
10 65
11 91
12 127
13 169
14 175
15 211
16 217
17 255
18 271
19 331
20 369
21 397
22 469
23 511
24 547
25 631
26 665
27 671
28 721
29 781
30 817
31 919
32 1023
33 1027
34 1105
35 1141
36 1261
37 1387
38 1519
39 1657
40 1695
41 1801
42 1951
43 2047
44 2059
45 2101
46 2107
47 2269
48 2437
49 2465
50 2611
51 2791

[0,1,7,15,19,31,37,61,63,65,91,127,169,175,211,
 217,255,271,331,369,397,469,511,547,631,665,671,
 721,781,817,919,1023,1027,1105,1141,1261,1387,
 1519,1657,1695,1801,1951,2047,2059,2101,2107,2269,
 2437,2465,2611,2791]

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Last modified March 3 03:04 EST 2024. Contains 370499 sequences. (Running on oeis4.)