A181304 - OEIS

login

The OEIS is supported by the many generous donors to the OEIS Foundation.

A181304 as a triangular array

1

1 1

3 3 1

7 11 5 1

18 33 23 7 1

44 100 87 39 9 1

110 288 310 177 59 11 1

272 820 1036 728 311 83 13 1

676 2288 3338 2768 1450 497 111 15 1

1676 6316 10416 9976 6172 2588 743 143 17 1

4160 17244 31752 34448

A181304 as a square array

`1`	`1`	`3`	`7`	`18`	`44`	`110`	`272`	`676`	`1676`	`4160`
`1`	`3`	`11`	`33`	`100`	`288`	`820`	`2288`	`6316`	`17244`
`1`	`5`	`23`	`87`	`310`	`1036`	`3338`	`10416`	`31752`
`1`	`7`	`39`	`177`	`728`	`2768`	`9976`	`34448`
`1`	`9`	`59`	`311`	`1450`	`6172`
`1`	`11`	`83`	`497`	`2588`
`1`	`13`	`111`	`743`
`1`	`15`	`143`
`1`	`17`
`1`

A181304 as an upper right triangle

`1`	`1`	`3`	`7`	`18`	`44`	`110`	`272`	`676`	`1676`	`4160`
	`1`	`3`	`11`	`33`	`100`	`288`	`820`	`2288`	`6316`	`17244`
		`1`	`5`	`23`	`87`	`310`	`1036`	`3338`	`10416`	`31752`
			`1`	`7`	`39`	`177`	`728`	`2768`	`9976`	`34448`
				`1`	`9`	`59`	`311`	`1450`	`6172`
					`1`	`11`	`83`	`497`	`2588`
						`1`	`13`	`111`	`743`
							`1`	`15`	`143`
								`1`	`17`
									`1`

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 23:15 EDT 2024. Contains 371798 sequences. (Running on oeis4.)