A003659 - OEIS

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A003659 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`2`
`4`		`6`
`5`		`26`
`6`		`152`
`7`		`1144`
`8`		`10742`
`9`		`122772`
`10`		`1673856`
`11`		`26780972`
`12`		`496090330`
`13`		`10519217930`
`14`		`252851833482`
`15`		`6832018188414`
`16`		`205985750827854`
`17`		`6885220780488694`
`18`		`253685194149119818`
`19`		`10250343686634687424`
`20`		`452108221967363310278`
`21`		`21676762640915055856716`

[1,1,2,6,26,152,1144,10742,122772,1673856, 26780972,496090330,10519217930,252851833482, 6832018188414,205985750827854,6885220780488694, 253685194149119818,10250343686634687424, 452108221967363310278,21676762640915055856716]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)