A331577 - OEIS

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A331577 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`4`
`5`		`65`
`6`		`1026`
`7`		`17857`
`8`		`349224`
`9`		`7657281`
`10`		`186895270`
`11`		`5037424601`
`12`		`148805552556`
`13`		`4784793219505`
`14`		`166458635341194`
`15`		`6231891513395745`
`16`		`249886992888096976`
`17`		`10686839817678846209`
`18`		`485632267141865950926`
`19`		`23370062118676064101801`
`20`		`1187393725239246382405140`

[0,0,0,4,65,1026,17857,349224,7657281,186895270, 5037424601,148805552556,4784793219505, 166458635341194,6231891513395745, 249886992888096976,10686839817678846209, 485632267141865950926,23370062118676064101801, 1187393725239246382405140]

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Last modified April 18 08:14 EDT 2024. Contains 371769 sequences. (Running on oeis4.)