A139600 - OEIS

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A139600 as a triangular array

0

0 1

0 1 2

0 1 3 3

0 1 4 6 4

0 1 5 9 10 5

0 1 6 12 16 15 6

0 1 7 15 22 25 21 7

0 1 8 18 28 35 36 28 8

0 1 9 21 34 45 51 49 36 9

0 1 10 24 40 55 66 70 64 45 10

0 1 11 27 46 65 81 91 92 81 55 11

A139600 as a square array

`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`
`3`	`6`	`9`	`12`	`15`	`18`	`21`	`24`	`27`
`4`	`10`	`16`	`22`	`28`	`34`	`40`	`46`
`5`	`15`	`25`	`35`	`45`	`55`	`65`
`6`	`21`	`36`	`51`	`66`	`81`
`7`	`28`	`49`	`70`	`91`
`8`	`36`	`64`	`92`
`9`	`45`	`81`
`10`	`55`
`11`

A139600 as an upper right triangle

`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
		`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`
			`3`	`6`	`9`	`12`	`15`	`18`	`21`	`24`	`27`
				`4`	`10`	`16`	`22`	`28`	`34`	`40`	`46`
					`5`	`15`	`25`	`35`	`45`	`55`	`65`
						`6`	`21`	`36`	`51`	`66`	`81`
							`7`	`28`	`49`	`70`	`91`
								`8`	`36`	`64`	`92`
									`9`	`45`	`81`
										`10`	`55`
											`11`

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Last modified May 4 12:48 EDT 2024. Contains 372243 sequences. (Running on oeis4.)