A090683 - OEIS

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A090683 as a triangular array

1

0 1

0 2 1

0 3 9 1

0 4 42 24 1

0 5 150 250 50 1

0 6 465 1800 975 90 1

0 7 1323 10535 12250 2940 147 1

0 8 3556 54096 119070 58800 7448 224 1

0 9 9180 254100 979020 875826 222264 16632 324 1

0 10 22995 1119600 7162050 10716300 4793670 705600 33750 450 1

A090683 as a square array

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`
`1`	`9`	`42`	`150`	`465`	`1323`	`3556`	`9180`	`22995`
`1`	`24`	`250`	`1800`	`10535`	`54096`	`254100`	`1119600`
`1`	`50`	`975`	`12250`	`119070`	`979020`	`7162050`
`1`	`90`	`2940`	`58800`	`875826`	`10716300`
`1`	`147`	`7448`	`222264`	`4793670`
`1`	`224`	`16632`	`705600`
`1`	`324`	`33750`
`1`	`450`
`1`

A090683 as an upper right triangle

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`
		`1`	`9`	`42`	`150`	`465`	`1323`	`3556`	`9180`	`22995`
			`1`	`24`	`250`	`1800`	`10535`	`54096`	`254100`	`1119600`
				`1`	`50`	`975`	`12250`	`119070`	`979020`	`7162050`
					`1`	`90`	`2940`	`58800`	`875826`	`10716300`
						`1`	`147`	`7448`	`222264`	`4793670`
							`1`	`224`	`16632`	`705600`
								`1`	`324`	`33750`
									`1`	`450`
										`1`

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Last modified April 25 13:12 EDT 2024. Contains 371969 sequences. (Running on oeis4.)