A121266 - OEIS

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A121266 as a triangular array

10

11 11

12 13 13

13 15 16 16

14 17 19 20 20

15 19 22 24 25 25

16 21 25 28 30 31 31

17 23 28 32 35 37 38 38

18 25 31 36 40 43 45 46 46

19 27 34 40 45 49 52 54 55 55

20 29 37 44 50 55 59 62 64 65 65

A121266 as a square array

`10`	`11`	`12`	`13`	`14`	`15`	`16`	`17`	`18`	`19`	`20`
`11`	`13`	`15`	`17`	`19`	`21`	`23`	`25`	`27`	`29`
`13`	`16`	`19`	`22`	`25`	`28`	`31`	`34`	`37`
`16`	`20`	`24`	`28`	`32`	`36`	`40`	`44`
`20`	`25`	`30`	`35`	`40`	`45`	`50`
`25`	`31`	`37`	`43`	`49`	`55`
`31`	`38`	`45`	`52`	`59`
`38`	`46`	`54`	`62`
`46`	`55`	`64`
`55`	`65`
`65`

A121266 as an upper right triangle

`10`	`11`	`12`	`13`	`14`	`15`	`16`	`17`	`18`	`19`	`20`
	`11`	`13`	`15`	`17`	`19`	`21`	`23`	`25`	`27`	`29`
		`13`	`16`	`19`	`22`	`25`	`28`	`31`	`34`	`37`
			`16`	`20`	`24`	`28`	`32`	`36`	`40`	`44`
				`20`	`25`	`30`	`35`	`40`	`45`	`50`
					`25`	`31`	`37`	`43`	`49`	`55`
						`31`	`38`	`45`	`52`	`59`
							`38`	`46`	`54`	`62`
								`46`	`55`	`64`
									`55`	`65`
										`65`

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Last modified April 24 18:17 EDT 2024. Contains 371962 sequences. (Running on oeis4.)