A231997 - OEIS

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A231997 as a triangular array

4

6 9

16 32 25

39 121 156 64

81 406 1024 800 169

168 1225 5778 8464 4000 441

361 3916 28900 80511 70225 20228 1156

780 12769 155496 674041 1129755 582169 101808 3025

1681 41180 863041 6257919 15594601 15851094

A231997 as a square array

`4`	`6`	`16`	`39`	`81`	`168`	`361`	`780`	`1681`
`9`	`32`	`121`	`406`	`1225`	`3916`	`12769`	`41180`
`25`	`156`	`1024`	`5778`	`28900`	`155496`	`863041`
`64`	`800`	`8464`	`80511`	`674041`	`6257919`
`169`	`4000`	`70225`	`1129755`	`15594601`
`441`	`20228`	`582169`	`15851094`
`1156`	`101808`
`3025`

A231997 as an upper right triangle

`4`	`6`	`16`	`39`	`81`	`168`	`361`	`780`	`1681`
	`9`	`32`	`121`	`406`	`1225`	`3916`	`12769`	`41180`
		`25`	`156`	`1024`	`5778`	`28900`	`155496`	`863041`
			`64`	`800`	`8464`	`80511`	`674041`	`6257919`
				`169`	`4000`	`70225`	`1129755`	`15594601`
					`441`	`20228`	`582169`	`15851094`
						`1156`	`101808`
							`3025`

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Last modified June 9 11:46 EDT 2024. Contains 373239 sequences. (Running on oeis4.)