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A051421 as a simple table

n a(n)
1 1
2 2
3 12
4 185
5 8990
6 1505939
7 875542491
8 1789247738400
9 13018820342147705
10 341188114831706152794
11 32520852428719860881939391
12 11366533535523591133597276823755
13 14669006027884671703581740693080811331
14 70315546525961698601351615055416574931833334

[1,2,12,185,8990,1505939,875542491,1789247738400,
 13018820342147705,341188114831706152794,
 32520852428719860881939391,
 11366533535523591133597276823755,
 14669006027884671703581740693080811331,
 70315546525961698601351615055416574931833334]

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Last modified April 19 02:12 EDT 2024. Contains 371782 sequences. (Running on oeis4.)