A107724 - OEIS

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A107724 as a triangular array

0

1 0

4 2 0

31 10 3 0

343 88 19 4 0

4855 1066 199 31 5 0

83209 16216 2779 382 46 6 0

1670743 295360 47791 6130 655 64 7 0

38436673 6254824 970849 119182 11929 1036 85 8 0

996825703 150917560 22697647 2703730

A107724 as a square array

`0`	`1`	`4`	`31`	`343`	`4855`	`83209`	`1670743`	`38436673`	`996825703`
`0`	`2`	`10`	`88`	`1066`	`16216`	`295360`	`6254824`	`150917560`
`0`	`3`	`19`	`199`	`2779`	`47791`	`970849`	`22697647`
`0`	`4`	`31`	`382`	`6130`	`119182`	`2703730`
`0`	`5`	`46`	`655`	`11929`
`0`	`6`	`64`	`1036`
`0`	`7`	`85`
`0`	`8`
`0`

A107724 as an upper right triangle

`0`	`1`	`4`	`31`	`343`	`4855`	`83209`	`1670743`	`38436673`	`996825703`
	`0`	`2`	`10`	`88`	`1066`	`16216`	`295360`	`6254824`	`150917560`
		`0`	`3`	`19`	`199`	`2779`	`47791`	`970849`	`22697647`
			`0`	`4`	`31`	`382`	`6130`	`119182`	`2703730`
				`0`	`5`	`46`	`655`	`11929`
					`0`	`6`	`64`	`1036`
						`0`	`7`	`85`
							`0`	`8`
								`0`

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Last modified May 30 14:00 EDT 2024. Contains 372968 sequences. (Running on oeis4.)