A102413 - OEIS

login

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

A102413 as a triangular array

1

1 1

1 4 1

1 6 6 1

1 8 16 8 1

1 10 30 30 10 1

1 12 48 76 48 12 1

1 14 70 154 154 70 14 1

1 16 96 272 384 272 96 16 1

1 18 126 438 810 810 438 126 18 1

1 20 160 660 1520 2004 1520 660 160 20 1

1 22 198 946 2618 4334 4334 2618 946 198 22 1

A102413 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`4`	`6`	`8`	`10`	`12`	`14`	`16`	`18`	`20`	`22`
`1`	`6`	`16`	`30`	`48`	`70`	`96`	`126`	`160`	`198`
`1`	`8`	`30`	`76`	`154`	`272`	`438`	`660`	`946`
`1`	`10`	`48`	`154`	`384`	`810`	`1520`	`2618`
`1`	`12`	`70`	`272`	`810`	`2004`	`4334`
`1`	`14`	`96`	`438`	`1520`	`4334`
`1`	`16`	`126`	`660`	`2618`
`1`	`18`	`160`	`946`
`1`	`20`	`198`
`1`	`22`
`1`

A102413 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`4`	`6`	`8`	`10`	`12`	`14`	`16`	`18`	`20`	`22`
		`1`	`6`	`16`	`30`	`48`	`70`	`96`	`126`	`160`	`198`
			`1`	`8`	`30`	`76`	`154`	`272`	`438`	`660`	`946`
				`1`	`10`	`48`	`154`	`384`	`810`	`1520`	`2618`
					`1`	`12`	`70`	`272`	`810`	`2004`	`4334`
						`1`	`14`	`96`	`438`	`1520`	`4334`
							`1`	`16`	`126`	`660`	`2618`
								`1`	`18`	`160`	`946`
									`1`	`20`	`198`
										`1`	`22`
											`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 24 13:30 EDT 2024. Contains 371957 sequences. (Running on oeis4.)