A230686 - OEIS

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A230686 as a triangular array

0

0 0

0 0 0

0 0 0 0

0 0 0 0 0

0 0 0 0 0 0

0 0 0 2 0 0 0

0 0 68 360 32 0 0 0

0 2 1500 24050 15624 432 0 0 0

0 8 18468 974548 2756394 575280 5182 0 0 0

0 32 199358 30543988 296568384 272728160 19355400 58298 0 0 0

0

A230686 as a square array

`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`0`	`0`	`0`	`0`	`0`	`0`	`0`	`2`	`8`	`32`
`0`	`0`	`0`	`0`	`0`	`68`	`1500`	`18468`	`199358`
`0`	`0`	`0`	`2`	`360`	`24050`	`974548`	`30543988`
`0`	`0`	`0`	`32`	`15624`	`2756394`	`296568384`
`0`	`0`	`0`	`432`	`575280`	`272728160`
`0`	`0`	`0`	`5182`	`19355400`
`0`	`0`	`0`	`58298`
`0`	`0`	`0`
`0`	`0`
`0`

A230686 as an upper right triangle

`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`2`	`8`	`32`
		`0`	`0`	`0`	`0`	`0`	`68`	`1500`	`18468`	`199358`
			`0`	`0`	`0`	`2`	`360`	`24050`	`974548`	`30543988`
				`0`	`0`	`0`	`32`	`15624`	`2756394`	`296568384`
					`0`	`0`	`0`	`432`	`575280`	`272728160`
						`0`	`0`	`0`	`5182`	`19355400`
							`0`	`0`	`0`	`58298`
								`0`	`0`	`0`
									`0`	`0`
										`0`

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Last modified September 3 02:34 EDT 2024. Contains 375649 sequences. (Running on oeis4.)