A009990 - OEIS

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A009990 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`46`
`2`		`2116`
`3`		`97336`
`4`		`4477456`
`5`		`205962976`
`6`		`9474296896`
`7`		`435817657216`
`8`		`20047612231936`
`9`		`922190162669056`
`10`		`42420747482776576`
`11`		`1951354384207722496`
`12`		`89762301673555234816`
`13`		`4129065876983540801536`
`14`		`189937030341242876870656`

[1,46,2116,97336,4477456,205962976,9474296896, 435817657216,20047612231936,922190162669056, 42420747482776576,1951354384207722496, 89762301673555234816,4129065876983540801536, 189937030341242876870656]

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Last modified April 16 04:38 EDT 2024. Contains 371696 sequences. (Running on oeis4.)