A145347 - OEIS

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A145347 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`4`
`3`		`26`
`4`		`220`
`5`		`2203`
`6`		`24836`
`7`		`306104`
`8`		`4047988`
`9`		`56713521`
`10`		`834286612`
`11`		`12801754120`
`12`		`203889888832`
`13`		`3357619794321`
`14`		`56999146850380`
`15`		`995081586539016`
`16`		`17830012791062632`
`17`		`327376145842252333`
`18`		`6151225530281186372`
`19`		`118142009771446643592`
`20`		`2317165307900630229384`

[1,1,4,26,220,2203,24836,306104,4047988,56713521, 834286612,12801754120,203889888832,3357619794321, 56999146850380,995081586539016,17830012791062632, 327376145842252333,6151225530281186372, 118142009771446643592,2317165307900630229384]

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Last modified April 23 11:04 EDT 2024. Contains 371905 sequences. (Running on oeis4.)