A149887 - OEIS

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A149887 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`5`
`3`		`14`
`4`		`45`
`5`		`152`
`6`		`535`
`7`		`1943`
`8`		`7289`
`9`		`27876`
`10`		`108448`
`11`		`428477`
`12`		`1716434`
`13`		`6947541`
`14`		`28393225`
`15`		`117079643`
`16`		`486515806`
`17`		`2034989189`
`18`		`8565051207`
`19`		`36256323523`
`20`		`154246683731`
`21`		`659219337990`
`22`		`2829613175204`
`23`		`12193980235432`
`24`		`52737388566862`
`25`		`228850945637483`
`26`		`996246088634899`
`27`		`4349589171641900`

[1,2,5,14,45,152,535,1943,7289,27876,108448, 428477,1716434,6947541,28393225,117079643, 486515806,2034989189,8565051207,36256323523, 154246683731,659219337990,2829613175204, 12193980235432,52737388566862,228850945637483, 996246088634899,4349589171641900]

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Last modified June 3 07:50 EDT 2024. Contains 373054 sequences. (Running on oeis4.)