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A280793 as a simple table

n a(n)
1 1
2 -4
3 1616
4 -10233664
5 605781862656
6 -195074044306023424
7 226963189334487889924096
8 -745095268828143694162593398784
9 5876637899238904537105181354518183936
10 -99252790021186158091252679600581668608671744
11 3289325814605557759161838756845047127645003816370176
12 -199648823584758446510667095055905800597628128606583525474304 

[1,-4,1616,-10233664,605781862656,
 -195074044306023424,226963189334487889924096,
 -745095268828143694162593398784,
 5876637899238904537105181354518183936,
 -99252790021186158091252679600581668608671744,
 32893258146055577591618387568450471276450038163701\
 76,
 -1996488235847584465106670950559058005976281286065\
 83525474304]

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Last modified September 6 22:26 EDT 2024. Contains 375728 sequences. (Running on oeis4.)