A175124 - OEIS

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A175124 as a triangular array

1

1 1

1 4 1

1 10 10 1

1 20 48 20 1

1 35 161 161 35 1

1 56 434 824 434 56 1

1 84 1008 3186 3186 1008 84 1

1 120 2100 10152 16840 10152 2100 120 1

1 165 4026 28050 70807 70807 28050 4026 165 1

A175124 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`4`	`10`	`20`	`35`	`56`	`84`	`120`	`165`
`1`	`10`	`48`	`161`	`434`	`1008`	`2100`	`4026`
`1`	`20`	`161`	`824`	`3186`	`10152`	`28050`
`1`	`35`	`434`	`3186`	`16840`	`70807`
`1`	`56`	`1008`	`10152`	`70807`
`1`	`84`	`2100`	`28050`
`1`	`120`	`4026`
`1`	`165`
`1`

A175124 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`4`	`10`	`20`	`35`	`56`	`84`	`120`	`165`
		`1`	`10`	`48`	`161`	`434`	`1008`	`2100`	`4026`
			`1`	`20`	`161`	`824`	`3186`	`10152`	`28050`
				`1`	`35`	`434`	`3186`	`16840`	`70807`
					`1`	`56`	`1008`	`10152`	`70807`
						`1`	`84`	`2100`	`28050`
							`1`	`120`	`4026`
								`1`	`165`
									`1`

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Last modified May 23 10:34 EDT 2024. Contains 372760 sequences. (Running on oeis4.)