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A199565 as a simple table

n a(n)
0 2
1 16
2 142
3 1276
4 11482
5 103336
6 930022
7 8370196
8 75331762
9 677985856
10 6101872702
11 54916854316
12 494251688842
13 4448265199576
14 40034386796182
15 360309481165636
16 3242785330490722
17 29185067974416496
18 262665611769748462

[2,16,142,1276,11482,103336,930022,8370196,
 75331762,677985856,6101872702,54916854316,
 494251688842,4448265199576,40034386796182,
 360309481165636,3242785330490722,
 29185067974416496,262665611769748462]

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Last modified June 6 16:04 EDT 2024. Contains 373133 sequences. (Running on oeis4.)