A188115 - OEIS

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A188115 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`2`
`3`		`2`
`4`		`8`
`5`		`16`
`6`		`52`
`7`		`152`
`8`		`484`
`9`		`1536`
`10`		`5064`
`11`		`16946`
`12`		`57528`
`13`		`197616`
`14`		`686588`
`15`		`2407538`
`16`		`8510428`
`17`		`30300268`
`18`		`108575996`
`19`		`391301260`
`20`		`1417520988`
`21`		`5159160792`
`22`		`18857230104`
`23`		`69193592020`
`24`		`254802169904`
`25`		`941383915572`
`26`		`3488574124056`
`27`		`12964318919492`

[0,2,2,8,16,52,152,484,1536,5064,16946,57528, 197616,686588,2407538,8510428,30300268,108575996, 391301260,1417520988,5159160792,18857230104, 69193592020,254802169904,941383915572, 3488574124056,12964318919492]

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Last modified February 8 11:17 EST 2023. Contains 360138 sequences. (Running on oeis4.)