A126948 - OEIS

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A126948 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`4`
`3`		`12`
`4`		`34`
`5`		`110`
`6`		`354`
`7`		`1120`
`8`		`3552`
`9`		`11290`
`10`		`35862`
`11`		`113884`
`12`		`361702`
`13`		`1148810`
`14`		`3648670`
`15`		`11588338`
`16`		`36805222`
`17`		`116895404`
`18`		`371266018`
`19`		`1179160836`
`20`		`3745078428`
`21`		`11894570660`
`22`		`37777796510`
`23`		`119984315496`
`24`		`381076645196`
`25`		`1210319938646`
`26`		`3844041278068`
`27`		`12208882029838`

[0,0,4,12,34,110,354,1120,3552,11290,35862,113884, 361702,1148810,3648670,11588338,36805222, 116895404,371266018,1179160836,3745078428, 11894570660,37777796510,119984315496,381076645196, 1210319938646,3844041278068,12208882029838]

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Last modified October 3 09:00 EDT 2023. Contains 365854 sequences. (Running on oeis4.)