A218765 - OEIS

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A218765 as a triangular array

1

2 2

4 6 4

7 18 18 7

12 47 90 47 12

21 134 403 403 134 21

37 373 1876 2942 1876 373 37

65 1035 8697 22439 22439 8697 1035 65

114 2889 40383 170148 280850 170148 40383 2889 114

200 8050 187413 1291662 3488015

A218765 as a square array

`1`	`2`	`4`	`7`	`12`	`21`	`37`	`65`	`114`	`200`
`2`	`6`	`18`	`47`	`134`	`373`	`1035`	`2889`	`8050`
`4`	`18`	`90`	`403`	`1876`	`8697`	`40383`	`187413`
`7`	`47`	`403`	`2942`	`22439`	`170148`	`1291662`
`12`	`134`	`1876`	`22439`	`280850`	`3488015`
`21`	`373`	`8697`	`170148`
`37`	`1035`	`40383`
`65`	`2889`
`114`

A218765 as an upper right triangle

`1`	`2`	`4`	`7`	`12`	`21`	`37`	`65`	`114`	`200`
	`2`	`6`	`18`	`47`	`134`	`373`	`1035`	`2889`	`8050`
		`4`	`18`	`90`	`403`	`1876`	`8697`	`40383`	`187413`
			`7`	`47`	`403`	`2942`	`22439`	`170148`	`1291662`
				`12`	`134`	`1876`	`22439`	`280850`	`3488015`
					`21`	`373`	`8697`	`170148`
						`37`	`1035`	`40383`
							`65`	`2889`
								`114`

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Last modified April 17 23:23 EDT 2024. Contains 371767 sequences. (Running on oeis4.)