A215557 - OEIS

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A215557 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`9`
`3`		`154`
`4`		`3705`
`5`		`115101`
`6`		`4395118`
`7`		`199448964`
`8`		`10495906641`
`9`		`628737007195`
`10`		`42254306265171`
`11`		`3148956023335200`
`12`		`257758558133120135`
`13`		`22991045919047089170`
`14`		`2219652431230209792300`
`15`		`230617851021799852486856`
`16`		`25657807699789594931790369`
`17`		`3043509929953923167586547335`

[1,1,9,154,3705,115101,4395118,199448964, 10495906641,628737007195,42254306265171, 3148956023335200,257758558133120135, 22991045919047089170,2219652431230209792300, 230617851021799852486856, 25657807699789594931790369, 3043509929953923167586547335]

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)