A219128 - OEIS

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A219128 as a triangular array

3

3 9

9 15 27

17 87 69 81

37 205 787 253 243

77 899 3495 6981 1049 729

163 2521 27993 42231 63183 4205 2187

343 9709 154447 717585 607115 571149 16887 6561

723 29747 1080809 5940377 20168447 8325319 5167013

A219128 as a square array

`3`	`3`	`9`	`17`	`37`	`77`	`163`	`343`	`723`
`9`	`15`	`87`	`205`	`899`	`2521`	`9709`	`29747`
`27`	`69`	`787`	`3495`	`27993`	`154447`	`1080809`
`81`	`253`	`6981`	`42231`	`717585`	`5940377`
`243`	`1049`	`63183`	`607115`	`20168447`
`729`	`4205`	`571149`	`8325319`
`2187`	`16887`	`5167013`
`6561`

A219128 as an upper right triangle

`3`	`3`	`9`	`17`	`37`	`77`	`163`	`343`	`723`
	`9`	`15`	`87`	`205`	`899`	`2521`	`9709`	`29747`
		`27`	`69`	`787`	`3495`	`27993`	`154447`	`1080809`
			`81`	`253`	`6981`	`42231`	`717585`	`5940377`
				`243`	`1049`	`63183`	`607115`	`20168447`
					`729`	`4205`	`571149`	`8325319`
						`2187`	`16887`	`5167013`
							`6561`

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Last modified May 12 20:41 EDT 2024. Contains 372494 sequences. (Running on oeis4.)