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A200188 as a simple table

n a(n)
1 1
2 8
3 28
4 120
5 506
6 2240
7 9856
8 44562
9 199932
10 914676
11 4152696
12 19143782
13 87622590
14 406118090
15 1869888346
16 8701509206
17 40245967276
18 187867050760
19 872020225984
20 4080661245080
21 18995817588580
22 89071683414448
23 415623180115020

[1,8,28,120,506,2240,9856,44562,199932,914676,
 4152696,19143782,87622590,406118090,1869888346,
 8701509206,40245967276,187867050760,872020225984,
 4080661245080,18995817588580,89071683414448,
 415623180115020]

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Last modified May 15 21:35 EDT 2024. Contains 372549 sequences. (Running on oeis4.)