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A014825 as a simple table

n a(n)
1 1
2 6
3 27
4 112
5 453
6 1818
7 7279
8 29124
9 116505
10 466030
11 1864131
12 7456536
13 29826157
14 119304642
15 477218583
16 1908874348
17 7635497409
18 30541989654
19 122167958635
20 488671834560
21 1954687338261
22 7818749353066

[1,6,27,112,453,1818,7279,29124,116505,466030,
 1864131,7456536,29826157,119304642,477218583,
 1908874348,7635497409,30541989654,122167958635,
 488671834560,1954687338261,7818749353066]

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Last modified March 28 15:38 EDT 2024. Contains 371254 sequences. (Running on oeis4.)