A005518 - OEIS

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A005518 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`4`
`4`		`8`
`5`		`19`
`6`		`67`
`7`		`331`
`8`		`2221`
`9`		`19577`
`10`		`219613`
`11`		`3042161`
`12`		`50728129`
`13`		`997525853`
`14`		`22742734291`
`15`		`592821132889`
`16`		`17461204521323`
`17`		`575411103069067`
`18`		`21034688742654437`
`19`		`846729487306354343`

[1,2,4,8,19,67,331,2221,19577,219613,3042161, 50728129,997525853,22742734291,592821132889, 17461204521323,575411103069067,21034688742654437, 846729487306354343]

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Last modified May 13 06:37 EDT 2024. Contains 372498 sequences. (Running on oeis4.)