A199747 - OEIS

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A199747 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`21`
`3`		`455`
`4`		`14950`
`5`		`658008`
`6`		`36288252`
`7`		`2404808340`
`8`		`186087894300`
`9`		`16466440817750`
`10`		`1639875152957965`
`11`		`181513211783531667`
`12`		`22105238818111121361`
`13`		`2937279723907795168000`
`14`		`422879027090638497044400`
`15`		`65572027180886570401929144`
`16`		`10894880155433107077641916792`

[1,2,21,455,14950,658008,36288252,2404808340, 186087894300,16466440817750,1639875152957965, 181513211783531667,22105238818111121361, 2937279723907795168000,422879027090638497044400, 65572027180886570401929144, 10894880155433107077641916792]

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Last modified April 23 01:19 EDT 2024. Contains 371906 sequences. (Running on oeis4.)