A268512 - OEIS

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A268512 as a triangular array

1

2 1

12 9 2

60 54 20 3

840 840 400 105 12

2520 2700 1500 525 108 10

27720 31185 19250 8085 2268 385 30

360360 420420 280280 133770 45864 10780 1560 105

720720 864864 611520 321048 127008 36960 7488 945 56

12252240 15036840 11138400 6297480 2776032 942480

A268512 as a square array

`1`	`2`	`12`	`60`	`840`	`2520`	`27720`	`360360`	`720720`	`12252240`
`1`	`9`	`54`	`840`	`2700`	`31185`	`420420`	`864864`	`15036840`
`2`	`20`	`400`	`1500`	`19250`	`280280`	`611520`	`11138400`
`3`	`105`	`525`	`8085`	`133770`	`321048`	`6297480`
`12`	`108`	`2268`	`45864`	`127008`	`2776032`
`10`	`385`	`10780`	`36960`	`942480`
`30`	`1560`	`7488`
`105`	`945`
`56`

A268512 as an upper right triangle

`1`	`2`	`12`	`60`	`840`	`2520`	`27720`	`360360`	`720720`	`12252240`
	`1`	`9`	`54`	`840`	`2700`	`31185`	`420420`	`864864`	`15036840`
		`2`	`20`	`400`	`1500`	`19250`	`280280`	`611520`	`11138400`
			`3`	`105`	`525`	`8085`	`133770`	`321048`	`6297480`
				`12`	`108`	`2268`	`45864`	`127008`	`2776032`
					`10`	`385`	`10780`	`36960`	`942480`
						`30`	`1560`	`7488`
							`105`	`945`
								`56`

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Last modified August 12 19:26 EDT 2024. Contains 375113 sequences. (Running on oeis4.)