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A048948 as a simple table

n a(n)
1 1
2 20
3 1292054400
4 10927088640
5 25841088000
6 218541772800
7 346787400960
8 4084563974400
9 4422275520000
10 5977228233600
11 6935748019200
12 12161257680000
13 14165346124800
14 31925327616000
15 50340380688000
16 81691279488000
17 51671470406400
18 88445510400000

[1,20,1292054400,10927088640,25841088000,
 218541772800,346787400960,4084563974400,
 4422275520000,5977228233600,6935748019200,
 12161257680000,14165346124800,31925327616000,
 50340380688000,81691279488000,51671470406400,
 88445510400000]

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Last modified April 24 11:21 EDT 2024. Contains 371936 sequences. (Running on oeis4.)