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A197744 as a simple table

n a(n)
1 1
2 7
3 66
4 1317
5 115795
6 26488736
7 16946352492
8 30667098889607
9 150836015759040225

[1,7,66,1317,115795,26488736,16946352492,
 30667098889607,150836015759040225]

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Last modified April 25 07:53 EDT 2024. Contains 371964 sequences. (Running on oeis4.)