A220259 - OEIS

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A220259 as a triangular array

1

2 2

4 10 4

7 35 35 7

12 132 243 132 12

21 497 1875 1875 497 21

37 1881 15150 31917 15150 1881 37

65 7102 115776 512622 512622 115776 7102 65

114 26812 903439 8112068 17112081 8112068 903439 26812 114

200

A220259 as a square array

`1`	`2`	`4`	`7`	`12`	`21`	`37`	`65`	`114`	`200`
`2`	`10`	`35`	`132`	`497`	`1881`	`7102`	`26812`
`4`	`35`	`243`	`1875`	`15150`	`115776`	`903439`
`7`	`132`	`1875`	`31917`	`512622`	`8112068`
`12`	`497`	`15150`	`512622`	`17112081`
`21`	`1881`	`115776`	`8112068`
`37`	`7102`	`903439`
`65`	`26812`
`114`

A220259 as an upper right triangle

`1`	`2`	`4`	`7`	`12`	`21`	`37`	`65`	`114`	`200`
	`2`	`10`	`35`	`132`	`497`	`1881`	`7102`	`26812`
		`4`	`35`	`243`	`1875`	`15150`	`115776`	`903439`
			`7`	`132`	`1875`	`31917`	`512622`	`8112068`
				`12`	`497`	`15150`	`512622`	`17112081`
					`21`	`1881`	`115776`	`8112068`
						`37`	`7102`	`903439`
							`65`	`26812`
								`114`

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)