A106566 - OEIS

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A106566 as a triangular array

1

0 1

0 1 1

0 2 2 1

0 5 5 3 1

0 14 14 9 4 1

0 42 42 28 14 5 1

0 132 132 90 48 20 6 1

0 429 429 297 165 75 27 7 1

0 1430 1430 1001 572 275 110 35 8 1

0 4862 4862 3432 2002 1001 429 154 44 9 1

A106566 as a square array

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`1`	`2`	`5`	`14`	`42`	`132`	`429`	`1430`	`4862`
`1`	`2`	`5`	`14`	`42`	`132`	`429`	`1430`	`4862`
`1`	`3`	`9`	`28`	`90`	`297`	`1001`	`3432`
`1`	`4`	`14`	`48`	`165`	`572`	`2002`
`1`	`5`	`20`	`75`	`275`	`1001`
`1`	`6`	`27`	`110`	`429`
`1`	`7`	`35`	`154`
`1`	`8`	`44`
`1`	`9`
`1`

A106566 as an upper right triangle

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`1`	`2`	`5`	`14`	`42`	`132`	`429`	`1430`	`4862`
		`1`	`2`	`5`	`14`	`42`	`132`	`429`	`1430`	`4862`
			`1`	`3`	`9`	`28`	`90`	`297`	`1001`	`3432`
				`1`	`4`	`14`	`48`	`165`	`572`	`2002`
					`1`	`5`	`20`	`75`	`275`	`1001`
						`1`	`6`	`27`	`110`	`429`
							`1`	`7`	`35`	`154`
								`1`	`8`	`44`
									`1`	`9`
										`1`

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Last modified September 12 17:08 EDT 2024. Contains 375853 sequences. (Running on oeis4.)