A289192 - OEIS

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A289192 as a triangular array

1

1 1

1 2 2

1 3 7 6

1 4 14 34 24

1 5 23 86 209 120

1 6 34 168 648 1546 720

1 7 47 286 1473 5752 13327 5040

1 8 62 446 2840 14988 58576 130922 40320

1 9 79 654 4929 32344 173007 671568 1441729 362880

A289192 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`
`2`	`7`	`14`	`23`	`34`	`47`	`62`	`79`
`6`	`34`	`86`	`168`	`286`	`446`	`654`
`24`	`209`	`648`	`1473`	`2840`	`4929`
`120`	`1546`	`5752`	`14988`	`32344`
`720`	`13327`	`58576`	`173007`
`5040`	`130922`	`671568`
`40320`	`1441729`
`362880`

A289192 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`
		`2`	`7`	`14`	`23`	`34`	`47`	`62`	`79`
			`6`	`34`	`86`	`168`	`286`	`446`	`654`
				`24`	`209`	`648`	`1473`	`2840`	`4929`
					`120`	`1546`	`5752`	`14988`	`32344`
						`720`	`13327`	`58576`	`173007`
							`5040`	`130922`	`671568`
								`40320`	`1441729`
									`362880`

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Last modified June 1 04:03 EDT 2024. Contains 373010 sequences. (Running on oeis4.)