A122941 - OEIS

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A122941 as a triangular array

1

1 1

1 2 2

1 3 7 7

1 4 15 34 34

1 5 26 94 214 214

1 6 40 200 726 1652 1652

1 7 57 365 1831 6645 15121 15121

1 8 77 602 3865 19388 70361 160110 160110

1 9 100 924 7239 46481 233154 846144 1925442 1925442

1

A122941 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`
`2`	`7`	`15`	`26`	`40`	`57`	`77`	`100`
`7`	`34`	`94`	`200`	`365`	`602`	`924`
`34`	`214`	`726`	`1831`	`3865`	`7239`
`214`	`1652`	`6645`	`19388`	`46481`
`1652`	`15121`	`70361`	`233154`
`15121`	`160110`	`846144`
`160110`	`1925442`
`1925442`

A122941 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`
		`2`	`7`	`15`	`26`	`40`	`57`	`77`	`100`
			`7`	`34`	`94`	`200`	`365`	`602`	`924`
				`34`	`214`	`726`	`1831`	`3865`	`7239`
					`214`	`1652`	`6645`	`19388`	`46481`
						`1652`	`15121`	`70361`	`233154`
							`15121`	`160110`	`846144`
								`160110`	`1925442`
									`1925442`

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Last modified April 19 11:14 EDT 2024. Contains 371791 sequences. (Running on oeis4.)