A225624 - OEIS

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A225624 as a triangular array

1

2 0

3 1 0

4 5 0 0

5 15 3 0 0

6 35 25 1 0 0

7 70 117 28 0 0 0

8 126 405 271 22 0 0 0

9 210 1155 1631 483 13 0 0 0

10 330 2871 7359 5126 711 5 0 0 0

11 495 6435 27223 36526 13482 889 1 0 0 0

12 715 13299 86919 199924 151276 30906 962 0 0 0 0

A225624 as a square array

`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`	`12`
`0`	`1`	`5`	`15`	`35`	`70`	`126`	`210`	`330`	`495`	`715`
`0`	`0`	`3`	`25`	`117`	`405`	`1155`	`2871`	`6435`	`13299`
`0`	`0`	`1`	`28`	`271`	`1631`	`7359`	`27223`	`86919`
`0`	`0`	`0`	`22`	`483`	`5126`	`36526`	`199924`
`0`	`0`	`0`	`13`	`711`	`13482`	`151276`
`0`	`0`	`0`	`5`	`889`	`30906`
`0`	`0`	`0`	`1`	`962`
`0`	`0`	`0`	`0`
`0`	`0`	`0`
`0`	`0`
`0`

A225624 as an upper right triangle

`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`	`12`
	`0`	`1`	`5`	`15`	`35`	`70`	`126`	`210`	`330`	`495`	`715`
		`0`	`0`	`3`	`25`	`117`	`405`	`1155`	`2871`	`6435`	`13299`
			`0`	`0`	`1`	`28`	`271`	`1631`	`7359`	`27223`	`86919`
				`0`	`0`	`0`	`22`	`483`	`5126`	`36526`	`199924`
					`0`	`0`	`0`	`13`	`711`	`13482`	`151276`
						`0`	`0`	`0`	`5`	`889`	`30906`
							`0`	`0`	`0`	`1`	`962`
								`0`	`0`	`0`	`0`
									`0`	`0`	`0`
										`0`	`0`
											`0`

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Last modified April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)