A306495 - OEIS

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A306495 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`4`
`2`		`16`
`3`		`74`
`4`		`402`
`5`		`2542`
`6`		`18446`
`7`		`151482`
`8`		`1390738`
`9`		`14126582`
`10`		`157365222`
`11`		`1908110866`
`12`		`25022451482`
`13`		`352918443438`
`14`		`5327630246542`
`15`		`85716034274282`
`16`		`1464281837606946`
`17`		`26470821156031462`
`18`		`504879319309407158`
`19`		`10132393298394712002`
`20`		`213441590598213760042`

[1,4,16,74,402,2542,18446,151482,1390738,14126582, 157365222,1908110866,25022451482,352918443438, 5327630246542,85716034274282,1464281837606946, 26470821156031462,504879319309407158, 10132393298394712002,213441590598213760042]

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Last modified January 31 01:17 EST 2023. Contains 359947 sequences. (Running on oeis4.)