A122558 - OEIS

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A122558 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`3`
`2`		`15`
`3`		`69`
`4`		`321`
`5`		`1491`
`6`		`6927`
`7`		`32181`
`8`		`149505`
`9`		`694563`
`10`		`3226767`
`11`		`14990757`
`12`		`69643329`
`13`		`323545587`
`14`		`1503112335`
`15`		`6983086101`
`16`		`32441681409`
`17`		`150715983939`
`18`		`700188979983`
`19`		`3252903871749`
`20`		`15112182426945`
`21`		`70207441323027`
`22`		`326166312572943`

[1,3,15,69,321,1491,6927,32181,149505,694563, 3226767,14990757,69643329,323545587,1503112335, 6983086101,32441681409,150715983939,700188979983, 3252903871749,15112182426945,70207441323027, 326166312572943]

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Last modified April 25 11:16 EDT 2024. Contains 371967 sequences. (Running on oeis4.)