A205574 - OEIS

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A205574 as a triangular array

1

0 1

0 1 1

0 2 2 1

0 5 5 3 1

0 15 14 9 4 1

0 52 44 28 14 5 1

0 203 154 93 48 20 6 1

0 877 595 333 169 75 27 7 1

0 4140 2518 1289 624 280 110 35 8 1

0 21147 11591 5394 2442 1071 435 154 44 9 1

A205574 as a square array

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`1`	`2`	`5`	`15`	`52`	`203`	`877`	`4140`	`21147`
`1`	`2`	`5`	`14`	`44`	`154`	`595`	`2518`	`11591`
`1`	`3`	`9`	`28`	`93`	`333`	`1289`	`5394`
`1`	`4`	`14`	`48`	`169`	`624`	`2442`
`1`	`5`	`20`	`75`	`280`	`1071`
`1`	`6`	`27`	`110`	`435`
`1`	`7`	`35`	`154`
`1`	`8`	`44`
`1`	`9`
`1`

A205574 as an upper right triangle

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`1`	`2`	`5`	`15`	`52`	`203`	`877`	`4140`	`21147`
		`1`	`2`	`5`	`14`	`44`	`154`	`595`	`2518`	`11591`
			`1`	`3`	`9`	`28`	`93`	`333`	`1289`	`5394`
				`1`	`4`	`14`	`48`	`169`	`624`	`2442`
					`1`	`5`	`20`	`75`	`280`	`1071`
						`1`	`6`	`27`	`110`	`435`
							`1`	`7`	`35`	`154`
								`1`	`8`	`44`
									`1`	`9`
										`1`

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Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)