A103406 - OEIS

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A103406 as a triangular array

1

1 2

1 4 3

1 6 9 4

1 8 18 16 5

1 10 30 40 25 6

1 12 45 80 75 36 7

1 14 63 140 175 126 49 8

1 16 84 224 350 336 196 64 9

1 18 108 336 630 756 588 288 81 10

1 20 135 480 1050 1512 1470 960 405 100 11

1 22 165

A103406 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`4`	`6`	`8`	`10`	`12`	`14`	`16`	`18`	`20`	`22`
`3`	`9`	`18`	`30`	`45`	`63`	`84`	`108`	`135`	`165`
`4`	`16`	`40`	`80`	`140`	`224`	`336`	`480`
`5`	`25`	`75`	`175`	`350`	`630`	`1050`
`6`	`36`	`126`	`336`	`756`	`1512`
`7`	`49`	`196`	`588`	`1470`
`8`	`64`	`288`	`960`
`9`	`81`	`405`
`10`	`100`
`11`

A103406 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`2`	`4`	`6`	`8`	`10`	`12`	`14`	`16`	`18`	`20`	`22`
		`3`	`9`	`18`	`30`	`45`	`63`	`84`	`108`	`135`	`165`
			`4`	`16`	`40`	`80`	`140`	`224`	`336`	`480`
				`5`	`25`	`75`	`175`	`350`	`630`	`1050`
					`6`	`36`	`126`	`336`	`756`	`1512`
						`7`	`49`	`196`	`588`	`1470`
							`8`	`64`	`288`	`960`
								`9`	`81`	`405`
									`10`	`100`
										`11`

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Last modified April 19 23:15 EDT 2024. Contains 371798 sequences. (Running on oeis4.)