A154915 - OEIS

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A154915 as a triangular array

4

3 3

5 8 5

9 24 24 9

17 70 112 70 17

33 198 480 480 198 33

65 544 1920 2880 1920 544 65

129 1452 7308 15624 15624 7308 1452 129

257 3770 26724 80640 108864 80640 26724 3770 257

513 9546 94644 408312 706608 706608 408312 94644 9546 513

A154915 as a square array

`4`	`3`	`5`	`9`	`17`	`33`	`65`	`129`	`257`	`513`
`3`	`8`	`24`	`70`	`198`	`544`	`1452`	`3770`	`9546`
`5`	`24`	`112`	`480`	`1920`	`7308`	`26724`	`94644`
`9`	`70`	`480`	`2880`	`15624`	`80640`	`408312`
`17`	`198`	`1920`	`15624`	`108864`	`706608`
`33`	`544`	`7308`	`80640`	`706608`
`65`	`1452`	`26724`	`408312`
`129`	`3770`	`94644`
`257`	`9546`
`513`

A154915 as an upper right triangle

`4`	`3`	`5`	`9`	`17`	`33`	`65`	`129`	`257`	`513`
	`3`	`8`	`24`	`70`	`198`	`544`	`1452`	`3770`	`9546`
		`5`	`24`	`112`	`480`	`1920`	`7308`	`26724`	`94644`
			`9`	`70`	`480`	`2880`	`15624`	`80640`	`408312`
				`17`	`198`	`1920`	`15624`	`108864`	`706608`
					`33`	`544`	`7308`	`80640`	`706608`
						`65`	`1452`	`26724`	`408312`
							`129`	`3770`	`94644`
								`257`	`9546`
									`513`

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Last modified May 21 17:21 EDT 2024. Contains 372738 sequences. (Running on oeis4.)