A220676 - OEIS

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A220676 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`9`
`3`		`43`
`4`		`201`
`5`		`968`
`6`		`4604`
`7`		`22000`
`8`		`104976`
`9`		`501096`
`10`		`2391737`
`11`		`11415981`
`12`		`54489429`
`13`		`260082487`
`14`		`1241395361`
`15`		`5925282424`
`16`		`28281863304`
`17`		`134991671188`
`18`		`644326407852`
`19`		`3075423213984`
`20`		`14679249263905`
`21`		`70065270353385`
`22`		`334427328092001`

[1,9,43,201,968,4604,22000,104976,501096,2391737, 11415981,54489429,260082487,1241395361,5925282424, 28281863304,134991671188,644326407852, 3075423213984,14679249263905,70065270353385, 334427328092001]

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Last modified April 24 19:59 EDT 2024. Contains 371963 sequences. (Running on oeis4.)