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A129256 as a simple table

n a(n)
0 1
1 2
2 13
3 144
4 2273
5 46710
6 1184153
7 35733376
8 1251320145
9 49893169050
10 2232012515445
11 110722046632560
12 6032418472347265
13 358103844593876654
14 23007314730623658225
15 1590611390957425536000
16 117745011140615270168865

[1,2,13,144,2273,46710,1184153,35733376,
 1251320145,49893169050,2232012515445,
 110722046632560,6032418472347265,
 358103844593876654,23007314730623658225,
 1590611390957425536000,117745011140615270168865]

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Last modified April 18 03:33 EDT 2024. Contains 371767 sequences. (Running on oeis4.)