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A163991 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`23`
`2`		`506`
`3`		`11132`
`4`		`244904`
`5`		`5387888`
`6`		`118533283`
`7`		`2607726660`
`8`		`57369864321`
`9`		`1262134326684`
`10`		`27766896042732`
`11`		`610870411765152`
`12`		`13439120433048156`
`13`		`295660019761129485`
`14`		`6504506579923898238`
`15`		`143098839952914095019`
`16`		`3148167773259336785958`
`17`		`69259543486514630343864`

[1,23,506,11132,244904,5387888,118533283, 2607726660,57369864321,1262134326684, 27766896042732,610870411765152,13439120433048156, 295660019761129485,6504506579923898238, 143098839952914095019,3148167773259336785958, 69259543486514630343864]

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Last modified August 21 15:15 EDT 2024. Contains 375353 sequences. (Running on oeis4.)