A209324 - OEIS

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A209324 as a triangular array

1

1 3

1 9 17

1 45 68 142

1 165 680 710 1569

1 855 6290 8520 9414 21576

1 3843 47600 134190 131796 151032 355081

1 21819 481712 1838900 2372328 2416512 2840648 6805296

1 114075 5025608 21488292 50609664 48934368 51131664 61247664 148869153

A209324 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`3`	`9`	`45`	`165`	`855`	`3843`	`21819`	`114075`
`17`	`68`	`680`	`6290`	`47600`	`481712`	`5025608`
`142`	`710`	`8520`	`134190`	`1838900`	`21488292`
`1569`	`9414`	`131796`	`2372328`	`50609664`
`21576`	`151032`	`2416512`	`48934368`
`355081`	`2840648`	`51131664`
`6805296`	`61247664`
`148869153`

A209324 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`3`	`9`	`45`	`165`	`855`	`3843`	`21819`	`114075`
		`17`	`68`	`680`	`6290`	`47600`	`481712`	`5025608`
			`142`	`710`	`8520`	`134190`	`1838900`	`21488292`
				`1569`	`9414`	`131796`	`2372328`	`50609664`
					`21576`	`151032`	`2416512`	`48934368`
						`355081`	`2840648`	`51131664`
							`6805296`	`61247664`
								`148869153`

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)