A258121 - OEIS

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A258121 as a simple table

`n`		`a(n)`
`0`		`2`
`1`		`5`
`2`		`15`
`3`		`39`
`4`		`102`
`5`		`267`
`6`		`699`
`7`		`1830`
`8`		`4791`
`9`		`12543`
`10`		`32838`
`11`		`85971`
`12`		`225075`
`13`		`589254`
`14`		`1542687`
`15`		`4038807`
`16`		`10573734`
`17`		`27682395`
`18`		`72473451`
`19`		`189737958`
`20`		`496740423`
`21`		`1300483311`
`22`		`3404709510`
`23`		`8913645219`
`24`		`23336226147`
`25`		`61095033222`
`26`		`159948873519`
`27`		`418751587335`
`28`		`1096305888486`
`29`		`2870166078123`

[2,5,15,39,102,267,699,1830,4791,12543,32838, 85971,225075,589254,1542687,4038807,10573734, 27682395,72473451,189737958,496740423,1300483311, 3404709510,8913645219,23336226147,61095033222, 159948873519,418751587335,1096305888486, 2870166078123]

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Last modified May 12 13:30 EDT 2024. Contains 372480 sequences. (Running on oeis4.)