A148456 - OEIS

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A148456 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`6`
`4`		`18`
`5`		`55`
`6`		`187`
`7`		`665`
`8`		`2404`
`9`		`8914`
`10`		`33984`
`11`		`131733`
`12`		`517871`
`13`		`2062976`
`14`		`8320703`
`15`		`33890091`
`16`		`139284855`
`17`		`577018589`
`18`		`2408280217`
`19`		`10116043988`
`20`		`42749394792`
`21`		`181625736257`
`22`		`775565368155`
`23`		`3326762767141`
`24`		`14331173453690`
`25`		`61976013148146`
`26`		`269005365757008`
`27`		`1171533077777764`
`28`		`5118392288259919`

[1,1,2,6,18,55,187,665,2404,8914,33984,131733, 517871,2062976,8320703,33890091,139284855, 577018589,2408280217,10116043988,42749394792, 181625736257,775565368155,3326762767141, 14331173453690,61976013148146,269005365757008, 1171533077777764,5118392288259919]

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Last modified April 24 02:46 EDT 2024. Contains 371917 sequences. (Running on oeis4.)