A108556 - OEIS

login

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

A108556 as a triangular array

1

1 2

1 4 4

1 12 30 20

1 24 120 192 96

1 40 330 940 1080 432

1 60 732 3200 6240 5568 1856

1 84 1414 8708 25200 37184 27104 7744

1 112 2480 20352 80960 173824 206080 126976 31744

1 144 4050 42588 221544 643824 1096032 1085760 579456 128768

A108556 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`4`	`12`	`24`	`40`	`60`	`84`	`112`	`144`
`4`	`30`	`120`	`330`	`732`	`1414`	`2480`	`4050`
`20`	`192`	`940`	`3200`	`8708`	`20352`	`42588`
`96`	`1080`	`6240`	`25200`	`80960`	`221544`
`432`	`5568`	`37184`	`173824`	`643824`
`1856`	`27104`	`206080`	`1096032`
`7744`	`126976`	`1085760`
`31744`	`579456`
`128768`

A108556 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`2`	`4`	`12`	`24`	`40`	`60`	`84`	`112`	`144`
		`4`	`30`	`120`	`330`	`732`	`1414`	`2480`	`4050`
			`20`	`192`	`940`	`3200`	`8708`	`20352`	`42588`
				`96`	`1080`	`6240`	`25200`	`80960`	`221544`
					`432`	`5568`	`37184`	`173824`	`643824`
						`1856`	`27104`	`206080`	`1096032`
							`7744`	`126976`	`1085760`
								`31744`	`579456`
									`128768`

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 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)