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A172732 as a simple table

n a(n)
1 0
2 0
3 0
4 1
5 153040
6 210668680701
7 1031515670404216935
8 16533561074241057523755540
9 808064031263375768787771957383712
10 111562091000778108490941203120508002739900 

[0,0,0,1,153040,210668680701,1031515670404216935,
 16533561074241057523755540,
 808064031263375768787771957383712,
 111562091000778108490941203120508002739900]

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Last modified April 19 15:11 EDT 2024. Contains 371794 sequences. (Running on oeis4.)