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A172802 as a simple table

n a(n)
1 0
2 0
3 0
4 1
5 2224955
6 35157552997320
7 2559427003605480026767
8 797070772051002306880745221605
9 987056953959331385275218816790570496400
10 4462284367678683525426963348639073144370183155500

[0,0,0,1,2224955,35157552997320,
 2559427003605480026767,
 797070772051002306880745221605,
 987056953959331385275218816790570496400,
 4462284367678683525426963348639073144370183155500]

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Last modified July 18 04:44 EDT 2024. Contains 374377 sequences. (Running on oeis4.)