A253831 - OEIS

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A253831 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`5`
`3`		`12`
`4`		`30`
`5`		`76`
`6`		`197`
`7`		`522`
`8`		`1418`
`9`		`3956`
`10`		`11354`
`11`		`33554`
`12`		`102104`
`13`		`319608`
`14`		`1027237`
`15`		`3381714`
`16`		`11371366`
`17`		`38946892`
`18`		`135505958`
`19`		`477781296`
`20`		`1703671604`
`21`		`6132978608`
`22`		`22256615602`
`23`		`81327116484`
`24`		`298938112816`
`25`		`1104473254912`
`26`		`4098996843500`
`27`		`15272792557230`
`28`		`57106723430892`
`29`		`214202598271360`
`30`		`805743355591301`

[1,2,5,12,30,76,197,522,1418,3956,11354,33554, 102104,319608,1027237,3381714,11371366,38946892, 135505958,477781296,1703671604,6132978608, 22256615602,81327116484,298938112816, 1104473254912,4098996843500,15272792557230, 57106723430892,214202598271360,805743355591301]

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Last modified April 25 11:36 EDT 2024. Contains 371968 sequences. (Running on oeis4.)