A128747 - OEIS

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A128747 as a triangular array

1

1 2

1 7 2

1 18 15 2

1 41 68 25 2

1 88 244 171 37 2

1 183 765 866 351 51 2

1 374 2199 3651 2355 636 67 2

1 757 5954 13601 12708 5421 1058 85 2

1 1524 15438 46355 58977 36198 11116 1653 105 2

1 3059 38747 147768

A128747 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`7`	`18`	`41`	`88`	`183`	`374`	`757`	`1524`	`3059`
`2`	`15`	`68`	`244`	`765`	`2199`	`5954`	`15438`	`38747`
`2`	`25`	`171`	`866`	`3651`	`13601`	`46355`	`147768`
`2`	`37`	`351`	`2355`	`12708`	`58977`
`2`	`51`	`636`	`5421`	`36198`
`2`	`67`	`1058`	`11116`
`2`	`85`	`1653`
`2`	`105`
`2`

A128747 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`2`	`7`	`18`	`41`	`88`	`183`	`374`	`757`	`1524`	`3059`
		`2`	`15`	`68`	`244`	`765`	`2199`	`5954`	`15438`	`38747`
			`2`	`25`	`171`	`866`	`3651`	`13601`	`46355`	`147768`
				`2`	`37`	`351`	`2355`	`12708`	`58977`
					`2`	`51`	`636`	`5421`	`36198`
						`2`	`67`	`1058`	`11116`
							`2`	`85`	`1653`
								`2`	`105`
									`2`

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Last modified August 31 19:25 EDT 2024. Contains 375573 sequences. (Running on oeis4.)