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A253918 as a simple table

n a(n)
0 1
1 2
2 1
3 4
4 6
5 12
6 29
7 56
8 134
9 300
10 682
11 1624
12 3772
13 9016
14 21597
15 51888
16 126086
17 306636
18 750398
19 1843864
20 4543604
21 11242088
22 27887730
23 69378192
24 173050396
25 432596216
26 1083862132
27 2720961520
28 6843557944
29 17242789104
30 43514507997
31 109983815264
32 278385212358

[1,2,1,4,6,12,29,56,134,300,682,1624,3772,9016,
 21597,51888,126086,306636,750398,1843864,4543604,
 11242088,27887730,69378192,173050396,432596216,
 1083862132,2720961520,6843557944,17242789104,
 43514507997,109983815264,278385212358]

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Last modified July 3 05:06 EDT 2024. Contains 373966 sequences. (Running on oeis4.)