A289869 - OEIS

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A289869 as a triangular array

0

2 1

6 3 3

8 7 5 4

18 9 9 6 9

20 19 11 10 11 10

24 21 21 12 15 12 12

26 25 23 22 17 16 14 13

54 27 27 24 27 18 18 15 27

56 55 29 28 29 28 20 19 29 28

60 57 57 30 33 30 30 21 33 30 30

62 61 59

A289869 as a square array

`0`	`2`	`6`	`8`	`18`	`20`	`24`	`26`	`54`	`56`	`60`	`62`
`1`	`3`	`7`	`9`	`19`	`21`	`25`	`27`	`55`	`57`	`61`
`3`	`5`	`9`	`11`	`21`	`23`	`27`	`29`	`57`	`59`
`4`	`6`	`10`	`12`	`22`	`24`	`28`	`30`
`9`	`11`	`15`	`17`	`27`	`29`	`33`
`10`	`12`	`16`	`18`	`28`	`30`
`12`	`14`	`18`	`20`	`30`
`13`	`15`	`19`	`21`
`27`	`29`	`33`
`28`	`30`
`30`

A289869 as an upper right triangle

`0`	`2`	`6`	`8`	`18`	`20`	`24`	`26`	`54`	`56`	`60`	`62`
	`1`	`3`	`7`	`9`	`19`	`21`	`25`	`27`	`55`	`57`	`61`
		`3`	`5`	`9`	`11`	`21`	`23`	`27`	`29`	`57`	`59`
			`4`	`6`	`10`	`12`	`22`	`24`	`28`	`30`
				`9`	`11`	`15`	`17`	`27`	`29`	`33`
					`10`	`12`	`16`	`18`	`28`	`30`
						`12`	`14`	`18`	`20`	`30`
							`13`	`15`	`19`	`21`
								`27`	`29`	`33`
									`28`	`30`
										`30`

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Last modified April 25 11:24 EDT 2024. Contains 371967 sequences. (Running on oeis4.)