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A233156 as a simple table

n a(n)
1 27
2 96
3 432
4 1944
5 8856
6 40392
7 184248
8 840456
9 3833784
10 17488008
11 79772472
12 363886344
13 1659886776
14 7571661192
15 34538532408
16 157549339656
17 718669633464
18 3278249488008
19 14953908173112
20 68213041889544
21 311157393101496

[27,96,432,1944,8856,40392,184248,840456,3833784,
 17488008,79772472,363886344,1659886776,7571661192,
 34538532408,157549339656,718669633464,
 3278249488008,14953908173112,68213041889544,
 311157393101496]

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Last modified July 19 00:30 EDT 2024. Contains 374388 sequences. (Running on oeis4.)