A097591 - OEIS

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A097591 as a triangular array

1

0 1

1 0 1

0 5 0 1

6 0 17 0 1

0 70 0 49 0 1

90 0 500 0 129 0 1

0 1890 0 2828 0 321 0 1

2520 0 23100 0 13930 0 769 0 1

0 83160 0 215292 0 62634 0 1793 0 1

113400 0 1549800 0 1697430 0 264072 0 4097 0 1

A097591 as a square array

`1`	`0`	`1`	`0`	`6`	`0`	`90`	`0`	`2520`	`0`	`113400`
`1`	`0`	`5`	`0`	`70`	`0`	`1890`	`0`	`83160`	`0`
`1`	`0`	`17`	`0`	`500`	`0`	`23100`	`0`	`1549800`
`1`	`0`	`49`	`0`	`2828`	`0`	`215292`	`0`
`1`	`0`	`129`	`0`	`13930`	`0`	`1697430`
`1`	`0`	`321`	`0`	`62634`	`0`
`1`	`0`	`769`	`0`	`264072`
`1`	`0`	`1793`	`0`
`1`	`0`	`4097`
`1`	`0`
`1`

A097591 as an upper right triangle

`1`	`0`	`1`	`0`	`6`	`0`	`90`	`0`	`2520`	`0`	`113400`
	`1`	`0`	`5`	`0`	`70`	`0`	`1890`	`0`	`83160`	`0`
		`1`	`0`	`17`	`0`	`500`	`0`	`23100`	`0`	`1549800`
			`1`	`0`	`49`	`0`	`2828`	`0`	`215292`	`0`
				`1`	`0`	`129`	`0`	`13930`	`0`	`1697430`
					`1`	`0`	`321`	`0`	`62634`	`0`
						`1`	`0`	`769`	`0`	`264072`
							`1`	`0`	`1793`	`0`
								`1`	`0`	`4097`
									`1`	`0`
										`1`

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Last modified May 16 04:39 EDT 2024. Contains 372549 sequences. (Running on oeis4.)