A223212 - OEIS

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A223212 as a simple table

`n`		`a(n)`
`1`		`18`
`2`		`126`
`3`		`918`
`4`		`6642`
`5`		`48114`
`6`		`348462`
`7`		`2523798`
`8`		`18278946`
`9`		`132387858`
`10`		`958837662`
`11`		`6944516694`
`12`		`50296639122`
`13`		`364280484978`
`14`		`2638352661966`
`15`		`19108640336598`
`16`		`138397015977282`
`17`		`1002359858893074`
`18`		`7259732297153982`
`19`		`52579632512961558`

[18,126,918,6642,48114,348462,2523798,18278946, 132387858,958837662,6944516694,50296639122, 364280484978,2638352661966,19108640336598, 138397015977282,1002359858893074,7259732297153982, 52579632512961558]

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Last modified September 15 20:25 EDT 2024. Contains 375955 sequences. (Running on oeis4.)