A243660 - OEIS

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A243660 as a triangular array

1

3 2

12 16 5

55 110 70 14

273 728 702 288 42

1428 4760 6160 3850 1155 132

7752 31008 50388 42432 19448 4576 429

43263 201894 395010 418950 259350 93366 18018 1430

246675 1315600 3010700 3853696 3010700 1466080 433160 70720 4862

A243660 as a square array

`1`	`3`	`12`	`55`	`273`	`1428`	`7752`	`43263`	`246675`
`2`	`16`	`110`	`728`	`4760`	`31008`	`201894`	`1315600`
`5`	`70`	`702`	`6160`	`50388`	`395010`	`3010700`
`14`	`288`	`3850`	`42432`	`418950`	`3853696`
`42`	`1155`	`19448`	`259350`	`3010700`
`132`	`4576`	`93366`	`1466080`
`429`	`18018`	`433160`
`1430`	`70720`
`4862`

A243660 as an upper right triangle

`1`	`3`	`12`	`55`	`273`	`1428`	`7752`	`43263`	`246675`
	`2`	`16`	`110`	`728`	`4760`	`31008`	`201894`	`1315600`
		`5`	`70`	`702`	`6160`	`50388`	`395010`	`3010700`
			`14`	`288`	`3850`	`42432`	`418950`	`3853696`
				`42`	`1155`	`19448`	`259350`	`3010700`
					`132`	`4576`	`93366`	`1466080`
						`429`	`18018`	`433160`
							`1430`	`70720`
								`4862`

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Last modified August 13 19:33 EDT 2024. Contains 375144 sequences. (Running on oeis4.)