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A227143 as a simple table

n a(n)
0 1
1 1
2 12
3 567
4 122472
5 126660105
6 640190834712
7 15987980408180508
8 1985745116187976972608
9 1231754497376142871049675940
10 3826847477714307687323719819461000
11 59670909707615018862830973519922857945375 

[1,1,12,567,122472,126660105,640190834712,
 15987980408180508,1985745116187976972608,
 1231754497376142871049675940,
 3826847477714307687323719819461000,
 59670909707615018862830973519922857945375]

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Last modified June 16 16:46 EDT 2024. Contains 373432 sequences. (Running on oeis4.)