A263973 - OEIS

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A263973 as a triangular array

4

20 0

108 72 16

465 1817 1441 0

2265 10720 86633 13856 64

10920 89472 2604481 2940624 189993 0

52752 1791696 102742049 226810352 118376593 2215960 256

253176 27783305 4952396901 24130893568 31702909989

A263973 as a square array

`4`	`20`	`108`	`465`	`2265`	`10920`	`52752`	`253176`
`0`	`72`	`1817`	`10720`	`89472`	`1791696`	`27783305`
`16`	`1441`	`86633`	`2604481`	`102742049`	`4952396901`
`0`	`13856`	`2940624`	`226810352`	`24130893568`
`64`	`189993`	`118376593`	`31702909989`
`0`	`2215960`
`256`

A263973 as an upper right triangle

`4`	`20`	`108`	`465`	`2265`	`10920`	`52752`	`253176`
	`0`	`72`	`1817`	`10720`	`89472`	`1791696`	`27783305`
		`16`	`1441`	`86633`	`2604481`	`102742049`	`4952396901`
			`0`	`13856`	`2940624`	`226810352`	`24130893568`
				`64`	`189993`	`118376593`	`31702909989`
					`0`	`2215960`
						`256`

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Last modified April 16 03:28 EDT 2024. Contains 371696 sequences. (Running on oeis4.)