A086645 - OEIS

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A086645 as a triangular array

1

1 1

1 6 1

1 15 15 1

1 28 70 28 1

1 45 210 210 45 1

1 66 495 924 495 66 1

1 91 1001 3003 3003 1001 91 1

1 120 1820 8008 12870 8008 1820 120 1

1 153 3060 18564 43758 43758 18564 3060 153 1

1 190 4845 38760

A086645 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`6`	`15`	`28`	`45`	`66`	`91`	`120`	`153`	`190`
`1`	`15`	`70`	`210`	`495`	`1001`	`1820`	`3060`	`4845`
`1`	`28`	`210`	`924`	`3003`	`8008`	`18564`	`38760`
`1`	`45`	`495`	`3003`	`12870`	`43758`
`1`	`66`	`1001`	`8008`	`43758`
`1`	`91`	`1820`	`18564`
`1`	`120`	`3060`
`1`	`153`
`1`

A086645 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`6`	`15`	`28`	`45`	`66`	`91`	`120`	`153`	`190`
		`1`	`15`	`70`	`210`	`495`	`1001`	`1820`	`3060`	`4845`
			`1`	`28`	`210`	`924`	`3003`	`8008`	`18564`	`38760`
				`1`	`45`	`495`	`3003`	`12870`	`43758`
					`1`	`66`	`1001`	`8008`	`43758`
						`1`	`91`	`1820`	`18564`
							`1`	`120`	`3060`
								`1`	`153`
									`1`

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)