A086271 - OEIS

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A086271 as a triangular array

1

1 3

1 4 6

1 5 9 10

1 6 12 16 15

1 7 15 22 25 21

1 8 18 28 35 36 28

1 9 21 34 45 51 49 36

1 10 24 40 55 66 70 64 45

1 11 27 46 65 81 91 92 81 55

1 12 30 52 75 96 112 120 117 100 66

1 13 33 58 85 111 133 148 153 145 121 78

A086271 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`	`12`	`13`
`6`	`9`	`12`	`15`	`18`	`21`	`24`	`27`	`30`	`33`
`10`	`16`	`22`	`28`	`34`	`40`	`46`	`52`	`58`
`15`	`25`	`35`	`45`	`55`	`65`	`75`	`85`
`21`	`36`	`51`	`66`	`81`	`96`	`111`
`28`	`49`	`70`	`91`	`112`	`133`
`36`	`64`	`92`	`120`	`148`
`45`	`81`	`117`	`153`
`55`	`100`	`145`
`66`	`121`
`78`

A086271 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`	`12`	`13`
		`6`	`9`	`12`	`15`	`18`	`21`	`24`	`27`	`30`	`33`
			`10`	`16`	`22`	`28`	`34`	`40`	`46`	`52`	`58`
				`15`	`25`	`35`	`45`	`55`	`65`	`75`	`85`
					`21`	`36`	`51`	`66`	`81`	`96`	`111`
						`28`	`49`	`70`	`91`	`112`	`133`
							`36`	`64`	`92`	`120`	`148`
								`45`	`81`	`117`	`153`
									`55`	`100`	`145`
										`66`	`121`
											`78`

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Last modified April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)