A286947 - OEIS

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A286947 as a triangular array

1

3 2

15 20 24

105 140 84 90

1155 770 924 1980 2100

15015 10010 24024 4290 13650 23100

255255 340340 204204 364650 464100 353430 60060

4849845 6466460 5819814 1385670 3527160 5969040 570570 510510

111546435 74364290 44618574 127481640 81124680 102965940 39369330 58708650 29099070

A286947 as a square array

`1`	`3`	`15`	`105`	`1155`	`15015`	`255255`	`4849845`	`111546435`
`2`	`20`	`140`	`770`	`10010`	`340340`	`6466460`	`74364290`
`24`	`84`	`924`	`24024`	`204204`	`5819814`	`44618574`
`90`	`1980`	`4290`	`364650`	`1385670`	`127481640`
`2100`	`13650`	`464100`	`3527160`	`81124680`
`23100`	`353430`	`5969040`	`102965940`
`60060`	`570570`	`39369330`
`510510`	`58708650`
`29099070`

A286947 as an upper right triangle

`1`	`3`	`15`	`105`	`1155`	`15015`	`255255`	`4849845`	`111546435`
	`2`	`20`	`140`	`770`	`10010`	`340340`	`6466460`	`74364290`
		`24`	`84`	`924`	`24024`	`204204`	`5819814`	`44618574`
			`90`	`1980`	`4290`	`364650`	`1385670`	`127481640`
				`2100`	`13650`	`464100`	`3527160`	`81124680`
					`23100`	`353430`	`5969040`	`102965940`
						`60060`	`570570`	`39369330`
							`510510`	`58708650`
								`29099070`

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Last modified April 16 03:22 EDT 2024. Contains 371696 sequences. (Running on oeis4.)