A038020 - OEIS

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A038020 as a triangular array

					`0`
				`0`		`0`
			`2`		`0`		`2`
		`9`		`54`		`0`		`30`
	`15376`		`12664`		`14304`		`4096`		`3187`

A038020 as a square array

`0`	`0`	`2`	`9`	`15376`
`0`	`0`	`54`	`12664`
`2`	`0`	`14304`
`30`	`4096`
`3187`

A038020 as an upper right triangle

`0`	`0`	`2`	`9`	`15376`
	`0`	`0`	`54`	`12664`
		`2`	`0`	`14304`
			`30`	`4096`
				`3187`

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)