A123081 - OEIS

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A123081 as a triangular array

1

1 1

2 2 2

5 5 5 5

15 15 15 15 15

52 52 52 52 52 52

203 203 203 203 203 203 203

877 877 877 877 877 877 877 877

4140 4140 4140 4140 4140 4140 4140 4140 4140

21147 21147 21147 21147 21147 21147 21147 21147 21147 21147

115975 115975 115975 115975

A123081 as a square array

`1`	`1`	`2`	`5`	`15`	`52`	`203`	`877`	`4140`	`21147`	`115975`
`1`	`2`	`5`	`15`	`52`	`203`	`877`	`4140`	`21147`	`115975`
`2`	`5`	`15`	`52`	`203`	`877`	`4140`	`21147`	`115975`
`5`	`15`	`52`	`203`	`877`	`4140`	`21147`	`115975`
`15`	`52`	`203`	`877`	`4140`	`21147`
`52`	`203`	`877`	`4140`	`21147`
`203`	`877`	`4140`	`21147`
`877`	`4140`	`21147`
`4140`	`21147`
`21147`

A123081 as an upper right triangle

`1`	`1`	`2`	`5`	`15`	`52`	`203`	`877`	`4140`	`21147`	`115975`
	`1`	`2`	`5`	`15`	`52`	`203`	`877`	`4140`	`21147`	`115975`
		`2`	`5`	`15`	`52`	`203`	`877`	`4140`	`21147`	`115975`
			`5`	`15`	`52`	`203`	`877`	`4140`	`21147`	`115975`
				`15`	`52`	`203`	`877`	`4140`	`21147`
					`52`	`203`	`877`	`4140`	`21147`
						`203`	`877`	`4140`	`21147`
							`877`	`4140`	`21147`
								`4140`	`21147`
									`21147`

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Last modified April 25 01:06 EDT 2024. Contains 371964 sequences. (Running on oeis4.)