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A288901 as a simple table

n a(n)
0 1
1 2
2 6
3 13
4 28
5 56
6 123
7 243
8 496
9 993
10 2017
11 4033
12 8157
13 16285
14 32673
15 65305
16 130921
17 261729
18 523905
19 1047729
20 2096417
21 4192401
22 8387329
23 16774001
24 33551472
25 67100801
26 134213285
27 268422741
28 536860069
29 1073709657
30 2147466385
31 4294916961
32 8589891865

[1,2,6,13,28,56,123,243,496,993,2017,4033,8157,
 16285,32673,65305,130921,261729,523905,1047729,
 2096417,4192401,8387329,16774001,33551472,
 67100801,134213285,268422741,536860069,1073709657,
 2147466385,4294916961,8589891865]

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Last modified April 20 00:26 EDT 2024. Contains 371798 sequences. (Running on oeis4.)