A213568 - OEIS

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A213568 as a triangular array

1

4 2

11 7 3

26 18 10 4

57 41 25 13 5

120 88 56 32 16 6

247 183 119 71 39 19 7

502 374 246 150 86 46 22 8

1013 757 501 309 181 101 53 25 9

2036 1524 1012 628 372 212 116 60 28 10

4083 3059 2035 1267

A213568 as a square array

`1`	`4`	`11`	`26`	`57`	`120`	`247`	`502`	`1013`	`2036`	`4083`
`2`	`7`	`18`	`41`	`88`	`183`	`374`	`757`	`1524`	`3059`
`3`	`10`	`25`	`56`	`119`	`246`	`501`	`1012`	`2035`
`4`	`13`	`32`	`71`	`150`	`309`	`628`	`1267`
`5`	`16`	`39`	`86`	`181`	`372`
`6`	`19`	`46`	`101`	`212`
`7`	`22`	`53`	`116`
`8`	`25`	`60`
`9`	`28`
`10`

A213568 as an upper right triangle

`1`	`4`	`11`	`26`	`57`	`120`	`247`	`502`	`1013`	`2036`	`4083`
	`2`	`7`	`18`	`41`	`88`	`183`	`374`	`757`	`1524`	`3059`
		`3`	`10`	`25`	`56`	`119`	`246`	`501`	`1012`	`2035`
			`4`	`13`	`32`	`71`	`150`	`309`	`628`	`1267`
				`5`	`16`	`39`	`86`	`181`	`372`
					`6`	`19`	`46`	`101`	`212`
						`7`	`22`	`53`	`116`
							`8`	`25`	`60`
								`9`	`28`
									`10`

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Last modified April 16 07:08 EDT 2024. Contains 371698 sequences. (Running on oeis4.)