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A007240 as a simple table

n a(n)
-1 1
0 24
1 196884
2 21493760
3 864299970
4 20245856256
5 333202640600
6 4252023300096
7 44656994071935
8 401490886656000
9 3176440229784420
10 22567393309593600
11 146211911499519294
12 874313719685775360
13 4872010111798142520
14 25497827389410525184 

[1,24,196884,21493760,864299970,20245856256,
 333202640600,4252023300096,44656994071935,
 401490886656000,3176440229784420,
 22567393309593600,146211911499519294,
 874313719685775360,4872010111798142520,
 25497827389410525184]

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Last modified June 6 07:14 EDT 2024. Contains 373115 sequences. (Running on oeis4.)