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A200707 as a simple table

n a(n)
1 8
2 36
3 154
4 638
5 2583
6 10283
7 40437
8 157577
9 609826
10 2347039
11 8992543
12 34325682
13 130610876
14 495631814
15 1876372121
16 7089015135
17 26734090034
18 100657714409
19 378448861732
20 1421055725676
21 5329855712676
22 19969617365137
23 74751054819223

[8,36,154,638,2583,10283,40437,157577,609826,
 2347039,8992543,34325682,130610876,495631814,
 1876372121,7089015135,26734090034,100657714409,
 378448861732,1421055725676,5329855712676,
 19969617365137,74751054819223]

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Last modified July 15 00:37 EDT 2024. Contains 374323 sequences. (Running on oeis4.)