A162480 - OEIS

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A162480 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`4`
`2`		`21`
`3`		`126`
`4`		`797`
`5`		`5190`
`6`		`34439`
`7`		`231556`
`8`		`1572135`
`9`		`10754148`
`10`		`74001735`
`11`		`511686726`
`12`		`3552251429`
`13`		`24743806370`
`14`		`172853699427`
`15`		`1210514603212`
`16`		`8495774193707`
`17`		`59739915525288`
`18`		`420785972800187`
`19`		`2968344133842182`
`20`		`20967995689677183`

[1,4,21,126,797,5190,34439,231556,1572135, 10754148,74001735,511686726,3552251429, 24743806370,172853699427,1210514603212, 8495774193707,59739915525288,420785972800187, 2968344133842182,20967995689677183]

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Last modified August 23 20:36 EDT 2024. Contains 375396 sequences. (Running on oeis4.)