A027446 - OEIS

login

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

A027446 as a triangular array

1

3 1

11 5 2

25 13 7 3

137 77 47 27 12

147 87 57 37 22 10

1089 669 459 319 214 130 60

2283 1443 1023 743 533 365 225 105

7129 4609 3349 2509 1879 1375 955 595 280

7381 4861 3601 2761 2131 1627 1207 847 532 252

A027446 as a square array

`1`	`3`	`11`	`25`	`137`	`147`	`1089`	`2283`	`7129`	`7381`
`1`	`5`	`13`	`77`	`87`	`669`	`1443`	`4609`	`4861`
`2`	`7`	`47`	`57`	`459`	`1023`	`3349`	`3601`
`3`	`27`	`37`	`319`	`743`	`2509`	`2761`
`12`	`22`	`214`	`533`	`1879`	`2131`
`10`	`130`	`365`	`1375`	`1627`
`60`	`225`	`955`	`1207`
`105`	`595`	`847`
`280`	`532`
`252`

A027446 as an upper right triangle

`1`	`3`	`11`	`25`	`137`	`147`	`1089`	`2283`	`7129`	`7381`
	`1`	`5`	`13`	`77`	`87`	`669`	`1443`	`4609`	`4861`
		`2`	`7`	`47`	`57`	`459`	`1023`	`3349`	`3601`
			`3`	`27`	`37`	`319`	`743`	`2509`	`2761`
				`12`	`22`	`214`	`533`	`1879`	`2131`
					`10`	`130`	`365`	`1375`	`1627`
						`60`	`225`	`955`	`1207`
							`105`	`595`	`847`
								`280`	`532`
									`252`

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 August 30 11:14 EDT 2024. Contains 375543 sequences. (Running on oeis4.)