A284989 - OEIS

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A284989 as a triangular array

1

0 0

0 0 1

1 0 3 2

9 24 24 24 9

216 540 610 420 210 44

7570 18000 20175 13720 6300 1920 265

357435 829920 909741 617610 284235 91140 19005 1854

22040361 50223600 54295528 36663312 17072790 5679184 1337280 203952 14833

A284989 as a square array

`1`	`0`	`0`	`1`	`9`	`216`	`7570`	`357435`	`22040361`
`0`	`0`	`0`	`24`	`540`	`18000`	`829920`	`50223600`
`1`	`3`	`24`	`610`	`20175`	`909741`	`54295528`
`2`	`24`	`420`	`13720`	`617610`	`36663312`
`9`	`210`	`6300`	`284235`	`17072790`
`44`	`1920`	`91140`	`5679184`
`265`	`19005`	`1337280`
`1854`	`203952`
`14833`

A284989 as an upper right triangle

`1`	`0`	`0`	`1`	`9`	`216`	`7570`	`357435`	`22040361`
	`0`	`0`	`0`	`24`	`540`	`18000`	`829920`	`50223600`
		`1`	`3`	`24`	`610`	`20175`	`909741`	`54295528`
			`2`	`24`	`420`	`13720`	`617610`	`36663312`
				`9`	`210`	`6300`	`284235`	`17072790`
					`44`	`1920`	`91140`	`5679184`
						`265`	`19005`	`1337280`
							`1854`	`203952`
								`14833`

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Last modified April 25 14:35 EDT 2024. Contains 371989 sequences. (Running on oeis4.)