A231137 - OEIS

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A231137 as a triangular array

1

2 2

6 9 6

16 40 40 16

44 182 308 182 44

120 808 2260 2260 808 120

328 3688 16812 27171 16812 3688 328

896 16368 124644 336004 336004 124644 16368 896

2448 74728 924900 4066129 6794904 4066129 924900 74728 2448

A231137 as a square array

`1`	`2`	`6`	`16`	`44`	`120`	`328`	`896`	`2448`
`2`	`9`	`40`	`182`	`808`	`3688`	`16368`	`74728`
`6`	`40`	`308`	`2260`	`16812`	`124644`	`924900`
`16`	`182`	`2260`	`27171`	`336004`	`4066129`
`44`	`808`	`16812`	`336004`	`6794904`
`120`	`3688`	`124644`	`4066129`
`328`	`16368`	`924900`
`896`	`74728`
`2448`

A231137 as an upper right triangle

`1`	`2`	`6`	`16`	`44`	`120`	`328`	`896`	`2448`
	`2`	`9`	`40`	`182`	`808`	`3688`	`16368`	`74728`
		`6`	`40`	`308`	`2260`	`16812`	`124644`	`924900`
			`16`	`182`	`2260`	`27171`	`336004`	`4066129`
				`44`	`808`	`16812`	`336004`	`6794904`
					`120`	`3688`	`124644`	`4066129`
						`328`	`16368`	`924900`
							`896`	`74728`
								`2448`

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Last modified April 23 14:32 EDT 2024. Contains 371914 sequences. (Running on oeis4.)