A149874 - OEIS

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A149874 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`5`
`3`		`13`
`4`		`42`
`5`		`138`
`6`		`491`
`7`		`1734`
`8`		`6612`
`9`		`24870`
`10`		`97583`
`11`		`380218`
`12`		`1541360`
`13`		`6179237`
`14`		`25482059`
`15`		`104303570`
`16`		`437439838`
`17`		`1819760781`
`18`		`7724694109`
`19`		`32573638812`
`20`		`139701430732`
`21`		`595473172306`
`22`		`2576042993462`
`23`		`11082594563917`
`24`		`48289942147271`
`25`		`209383081359099`
`26`		`918120665994465`
`27`		`4007798506498828`
`28`		`17669572450129852`

[1,2,5,13,42,138,491,1734,6612,24870,97583,380218, 1541360,6179237,25482059,104303570,437439838, 1819760781,7724694109,32573638812,139701430732, 595473172306,2576042993462,11082594563917, 48289942147271,209383081359099,918120665994465, 4007798506498828,17669572450129852]

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Last modified July 16 20:46 EDT 2024. Contains 374358 sequences. (Running on oeis4.)