A074147 - OEIS

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A074147 as a triangular array

1

2 4

3 5 7

6 8 10 12

9 11 13 15 17

14 16 18 20 22 24

19 21 23 25 27 29 31

26 28 30 32 34 36 38 40

33 35 37 39 41 43 45 47 49

42 44 46 48 50 52 54 56 58 60

51 53 55 57 59 61 63 65 67 69 71

62 64 66 68 70 72

A074147 as a square array

`1`	`2`	`3`	`6`	`9`	`14`	`19`	`26`	`33`	`42`	`51`	`62`
`4`	`5`	`8`	`11`	`16`	`21`	`28`	`35`	`44`	`53`	`64`
`7`	`10`	`13`	`18`	`23`	`30`	`37`	`46`	`55`	`66`
`12`	`15`	`20`	`25`	`32`	`39`	`48`	`57`	`68`
`17`	`22`	`27`	`34`	`41`	`50`	`59`	`70`
`24`	`29`	`36`	`43`	`52`	`61`	`72`
`31`	`38`	`45`	`54`	`63`
`40`	`47`	`56`	`65`
`49`	`58`	`67`
`60`	`69`
`71`

A074147 as an upper right triangle

`1`	`2`	`3`	`6`	`9`	`14`	`19`	`26`	`33`	`42`	`51`	`62`
	`4`	`5`	`8`	`11`	`16`	`21`	`28`	`35`	`44`	`53`	`64`
		`7`	`10`	`13`	`18`	`23`	`30`	`37`	`46`	`55`	`66`
			`12`	`15`	`20`	`25`	`32`	`39`	`48`	`57`	`68`
				`17`	`22`	`27`	`34`	`41`	`50`	`59`	`70`
					`24`	`29`	`36`	`43`	`52`	`61`	`72`
						`31`	`38`	`45`	`54`	`63`
							`40`	`47`	`56`	`65`
								`49`	`58`	`67`
									`60`	`69`
										`71`

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Last modified August 24 20:58 EDT 2024. Contains 375417 sequences. (Running on oeis4.)