A143965 - OEIS

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A143965 as a triangular array

1

1 1

2 1 2

6 2 2 5

24 6 4 5 15

120 24 12 10 15 54

720 120 48 30 30 54 235

5040 720 240 120 90 108 235 1237

40320 5040 1440 600 360 324 470 1237 7790

A143965 as a square array

`1`	`1`	`2`	`6`	`24`	`120`	`720`	`5040`	`40320`
`1`	`1`	`2`	`6`	`24`	`120`	`720`	`5040`
`2`	`2`	`4`	`12`	`48`	`240`	`1440`
`5`	`5`	`10`	`30`	`120`	`600`
`15`	`15`	`30`	`90`	`360`
`54`	`54`	`108`	`324`
`235`	`235`	`470`
`1237`	`1237`
`7790`

A143965 as an upper right triangle

`1`	`1`	`2`	`6`	`24`	`120`	`720`	`5040`	`40320`
	`1`	`1`	`2`	`6`	`24`	`120`	`720`	`5040`
		`2`	`2`	`4`	`12`	`48`	`240`	`1440`
			`5`	`5`	`10`	`30`	`120`	`600`
				`15`	`15`	`30`	`90`	`360`
					`54`	`54`	`108`	`324`
						`235`	`235`	`470`
							`1237`	`1237`
								`7790`

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Last modified July 13 06:34 EDT 2024. Contains 374267 sequences. (Running on oeis4.)