A342985 - OEIS

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A342985 as a triangular array

1

0 0

0 2 0

0 3 3 0

0 4 36 4 0

0 5 135 135 5 0

0 6 360 1368 360 6 0

0 7 798 7350 7350 798 7 0

0 8 1568 28400 73700 28400 1568 8 0

0 9 2826 89073 474588 474588 89073 2826 9 0

0 10 4770 241220 2292790 4818092 2292790 241220 4770 10 0

A342985 as a square array

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`0`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`
`0`	`3`	`36`	`135`	`360`	`798`	`1568`	`2826`	`4770`
`0`	`4`	`135`	`1368`	`7350`	`28400`	`89073`	`241220`
`0`	`5`	`360`	`7350`	`73700`	`474588`	`2292790`
`0`	`6`	`798`	`28400`	`474588`	`4818092`
`0`	`7`	`1568`	`89073`	`2292790`
`0`	`8`	`2826`	`241220`
`0`	`9`	`4770`
`0`	`10`
`0`

A342985 as an upper right triangle

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`0`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`
		`0`	`3`	`36`	`135`	`360`	`798`	`1568`	`2826`	`4770`
			`0`	`4`	`135`	`1368`	`7350`	`28400`	`89073`	`241220`
				`0`	`5`	`360`	`7350`	`73700`	`474588`	`2292790`
					`0`	`6`	`798`	`28400`	`474588`	`4818092`
						`0`	`7`	`1568`	`89073`	`2292790`
							`0`	`8`	`2826`	`241220`
								`0`	`9`	`4770`
									`0`	`10`
										`0`

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Last modified April 16 07:57 EDT 2024. Contains 371698 sequences. (Running on oeis4.)