A172339 - OEIS

The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.

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

A172339 as a triangular array

1

1 1

1 3 1

1 10 10 1

1 33 110 33 1

1 109 1199 1199 109 1

1 360 13080 43164 13080 360 1

1 1189 142680 1555212 1555212 142680 1189 1

1 3927 1556401 56030436 185070228 56030436 1556401 3927 1

1 12970 16977730

A172339 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`3`	`10`	`33`	`109`	`360`	`1189`	`3927`	`12970`
`1`	`10`	`110`	`1199`	`13080`	`142680`	`1556401`	`16977730`
`1`	`33`	`1199`	`43164`	`1555212`	`56030436`
`1`	`109`	`13080`	`1555212`	`185070228`
`1`	`360`	`142680`	`56030436`
`1`	`1189`	`1556401`
`1`	`3927`
`1`

A172339 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`3`	`10`	`33`	`109`	`360`	`1189`	`3927`	`12970`
		`1`	`10`	`110`	`1199`	`13080`	`142680`	`1556401`	`16977730`
			`1`	`33`	`1199`	`43164`	`1555212`	`56030436`
				`1`	`109`	`13080`	`1555212`	`185070228`
					`1`	`360`	`142680`	`56030436`
						`1`	`1189`	`1556401`
							`1`	`3927`
								`1`

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 26 02:53 EDT 2024. Contains 372807 sequences. (Running on oeis4.)