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A289774 as a simple table

n a(n)
0 1
1 2
2 5
3 13
4 27
5 59
6 116
7 244
8 490
9 1002
10 2005
11 4053
12 8109
13 16301
14 32595
15 65363
16 130728
17 261800
18 523606
19 1047894
20 2095817
21 4192969
22 8385815
23 16774423
24 33549035
25 67103467
26 134206741
27 268424469
28 536849378
29 1073720290
30 2147439645
31 4294923293
32 8589847393

[1,2,5,13,27,59,116,244,490,1002,2005,4053,8109,
 16301,32595,65363,130728,261800,523606,1047894,
 2095817,4192969,8385815,16774423,33549035,
 67103467,134206741,268424469,536849378,1073720290,
 2147439645,4294923293,8589847393]

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Last modified April 24 19:06 EDT 2024. Contains 371962 sequences. (Running on oeis4.)