A271702 - 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.

A271702 as a triangular array

1

1 1

1 2 3

1 3 6 13

1 4 10 26 71

1 5 15 45 140 456

1 6 21 71 246 887 3337

1 7 28 105 399 1568 6405 27203

1 8 36 148 610 2584 11334 51564 243203

1 9 45 201 891 4035 18849 91101 455712 2357356

A271702 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`
`3`	`6`	`10`	`15`	`21`	`28`	`36`	`45`
`13`	`26`	`45`	`71`	`105`	`148`	`201`
`71`	`140`	`246`	`399`	`610`	`891`
`456`	`887`	`1568`	`2584`	`4035`
`3337`	`6405`	`11334`	`18849`
`27203`	`51564`	`91101`
`243203`	`455712`
`2357356`

A271702 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`
		`3`	`6`	`10`	`15`	`21`	`28`	`36`	`45`
			`13`	`26`	`45`	`71`	`105`	`148`	`201`
				`71`	`140`	`246`	`399`	`610`	`891`
					`456`	`887`	`1568`	`2584`	`4035`
						`3337`	`6405`	`11334`	`18849`
							`27203`	`51564`	`91101`
								`243203`	`455712`
									`2357356`

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 23 07:28 EDT 2024. Contains 372760 sequences. (Running on oeis4.)