A123352 - OEIS

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A123352 as a triangular array

1

1 1

1 2 1

1 3 5 1

1 4 14 14 1

1 5 30 84 42 1

1 6 55 330 594 132 1

1 7 91 1001 4719 4719 429 1

1 8 140 2548 26026 81796 40898 1430 1

1 9 204 5712 111384 884884 1643356 379236 4862 1

A123352 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`
`1`	`5`	`14`	`30`	`55`	`91`	`140`	`204`
`1`	`14`	`84`	`330`	`1001`	`2548`	`5712`
`1`	`42`	`594`	`4719`	`26026`	`111384`
`1`	`132`	`4719`	`81796`	`884884`
`1`	`429`	`40898`	`1643356`
`1`	`1430`	`379236`
`1`	`4862`
`1`

A123352 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`
		`1`	`5`	`14`	`30`	`55`	`91`	`140`	`204`
			`1`	`14`	`84`	`330`	`1001`	`2548`	`5712`
				`1`	`42`	`594`	`4719`	`26026`	`111384`
					`1`	`132`	`4719`	`81796`	`884884`
						`1`	`429`	`40898`	`1643356`
							`1`	`1430`	`379236`
								`1`	`4862`
									`1`

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Last modified May 15 06:57 EDT 2024. Contains 372538 sequences. (Running on oeis4.)