A245687 - OEIS

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A245687 as a triangular array

1

0 1

0 2 2

0 24 0 3

0 216 36 0 4

0 2920 200 0 0 5

0 44100 2250 300 0 0 6

0 799134 22932 1470 0 0 0 7

0 16429504 342608 3136 1960 0 0 0 8

0 382625856 4638384 147168 9072 0 0 0 0 9

0 9918836100 79610850 1522800 18900 11340 0 0 0 0 10

A245687 as a square array

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`2`	`24`	`216`	`2920`	`44100`	`799134`	`16429504`	`382625856`	`9918836100`
`2`	`0`	`36`	`200`	`2250`	`22932`	`342608`	`4638384`	`79610850`
`3`	`0`	`0`	`300`	`1470`	`3136`	`147168`	`1522800`
`4`	`0`	`0`	`0`	`1960`	`9072`	`18900`
`5`	`0`	`0`	`0`	`0`	`11340`
`6`	`0`	`0`	`0`	`0`
`7`	`0`	`0`	`0`
`8`	`0`	`0`
`9`	`0`
`10`

A245687 as an upper right triangle

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`2`	`24`	`216`	`2920`	`44100`	`799134`	`16429504`	`382625856`	`9918836100`
		`2`	`0`	`36`	`200`	`2250`	`22932`	`342608`	`4638384`	`79610850`
			`3`	`0`	`0`	`300`	`1470`	`3136`	`147168`	`1522800`
				`4`	`0`	`0`	`0`	`1960`	`9072`	`18900`
					`5`	`0`	`0`	`0`	`0`	`11340`
						`6`	`0`	`0`	`0`	`0`
							`7`	`0`	`0`	`0`
								`8`	`0`	`0`
									`9`	`0`
										`10`

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Last modified April 25 04:42 EDT 2024. Contains 371964 sequences. (Running on oeis4.)