A227558 - OEIS

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A227558 as a triangular array

2

4 4

7 12 7

11 33 33 11

16 81 147 81 16

22 179 585 585 179 22

29 362 2080 3939 2080 362 29

37 680 6653 23940 23940 6653 680 37

46 1201 19356 130231 256067 130231 19356 1201 46

56 2014 51827 635595 2474769 2474769

A227558 as a square array

`2`	`4`	`7`	`11`	`16`	`22`	`29`	`37`	`46`	`56`
`4`	`12`	`33`	`81`	`179`	`362`	`680`	`1201`	`2014`
`7`	`33`	`147`	`585`	`2080`	`6653`	`19356`	`51827`
`11`	`81`	`585`	`3939`	`23940`	`130231`	`635595`
`16`	`179`	`2080`	`23940`	`256067`	`2474769`
`22`	`362`	`6653`	`130231`	`2474769`
`29`	`680`	`19356`
`37`	`1201`
`46`

A227558 as an upper right triangle

`2`	`4`	`7`	`11`	`16`	`22`	`29`	`37`	`46`	`56`
	`4`	`12`	`33`	`81`	`179`	`362`	`680`	`1201`	`2014`
		`7`	`33`	`147`	`585`	`2080`	`6653`	`19356`	`51827`
			`11`	`81`	`585`	`3939`	`23940`	`130231`	`635595`
				`16`	`179`	`2080`	`23940`	`256067`	`2474769`
					`22`	`362`	`6653`	`130231`	`2474769`
						`29`	`680`	`19356`
							`37`	`1201`
								`46`

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Last modified September 10 17:18 EDT 2024. Contains 375792 sequences. (Running on oeis4.)