A139670 - OEIS

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A139670 as a simple table

`n`		`a(n)`
`4`		`1`
`5`		`26`
`6`		`820`
`7`		`35150`
`8`		`1944530`
`9`		`133948836`
`10`		`11234051976`
`11`		`1127512146540`
`12`		`133475706272700`
`13`		`18406586045919060`
`14`		`2925154024273348296`
`15`		`530686776655470875076`
`16`		`109004840145995702773410`
`17`		`25164525076896596670014400`
`18`		`6486836210471246515195539840`
`19`		`1856264107759263993451053077856`

[1,26,820,35150,1944530,133948836,11234051976, 1127512146540,133475706272700,18406586045919060, 2925154024273348296,530686776655470875076, 109004840145995702773410, 25164525076896596670014400, 6486836210471246515195539840, 1856264107759263993451053077856]

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)