A113821 - OEIS

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A113821 as a triangular array

1

2 3

5 6 7

4 12 13 14

9 11 15 17 19

10 18 20 21 22 23

25 26 27 28 29 30 31

8 24 40 41 42 43 44 45

33 35 37 39 46 47 49 51 53

34 38 50 54 55 56 57 58 59 60

61 62 63 65 66 67 69 70 71 72 73

36 52 68 74 75 76 77

A113821 as a square array

`1`	`2`	`5`	`4`	`9`	`10`	`25`	`8`	`33`	`34`	`61`	`36`
`3`	`6`	`12`	`11`	`18`	`26`	`24`	`35`	`38`	`62`	`52`
`7`	`13`	`15`	`20`	`27`	`40`	`37`	`50`	`63`	`68`
`14`	`17`	`21`	`28`	`41`	`39`	`54`	`65`	`74`
`19`	`22`	`29`	`42`	`46`	`55`	`66`	`75`
`23`	`30`	`43`	`47`	`56`	`67`	`76`
`31`	`44`	`49`	`57`	`69`	`77`
`45`	`51`	`58`	`70`
`53`	`59`	`71`
`60`	`72`
`73`

A113821 as an upper right triangle

`1`	`2`	`5`	`4`	`9`	`10`	`25`	`8`	`33`	`34`	`61`	`36`
	`3`	`6`	`12`	`11`	`18`	`26`	`24`	`35`	`38`	`62`	`52`
		`7`	`13`	`15`	`20`	`27`	`40`	`37`	`50`	`63`	`68`
			`14`	`17`	`21`	`28`	`41`	`39`	`54`	`65`	`74`
				`19`	`22`	`29`	`42`	`46`	`55`	`66`	`75`
					`23`	`30`	`43`	`47`	`56`	`67`	`76`
						`31`	`44`	`49`	`57`	`69`	`77`
							`45`	`51`	`58`	`70`
								`53`	`59`	`71`
									`60`	`72`
										`73`

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Last modified April 23 14:15 EDT 2024. Contains 371914 sequences. (Running on oeis4.)