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A089977 as a simple table

n a(n)
0 1
1 1
2 1
3 5
4 9
5 13
6 33
7 69
8 121
9 253
10 529
11 1013
12 2025
13 4141
14 8193
15 16293
16 32857
17 65629
18 130801
19 262229
20 524745
21 1047949
22 2096865
23 4195845
24 8387641
25 16775101
26 33558481
27 67109045
28 134209449
29 268443373
30 536879553
31 1073717349
32 2147490841
33 4295009053
34 8589878449

[1,1,1,5,9,13,33,69,121,253,529,1013,2025,4141,
 8193,16293,32857,65629,130801,262229,524745,
 1047949,2096865,4195845,8387641,16775101,33558481,
 67109045,134209449,268443373,536879553,1073717349,
 2147490841,4295009053,8589878449]

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Last modified April 23 01:19 EDT 2024. Contains 371906 sequences. (Running on oeis4.)