A137391 - OEIS

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A137391 as a triangular array

1

1 1

2 4 1

0 12 9 1

0 24 48 16 1

0 0 180 140 25 1

0 0 360 840 330 36 1

0 0 0 3360 2940 672 49 1

0 0 0 6720 18480 8400 1232 64 1

0 0 0 0 75600 75600 20664 2088 81 1

0 0 0 0 151200 483840 252000 45360 3330

A137391 as a square array

`1`	`1`	`2`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`4`	`12`	`24`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`9`	`48`	`180`	`360`	`0`	`0`	`0`	`0`
`1`	`16`	`140`	`840`	`3360`	`6720`	`0`	`0`
`1`	`25`	`330`	`2940`	`18480`	`75600`	`151200`
`1`	`36`	`672`	`8400`	`75600`	`483840`
`1`	`49`	`1232`	`20664`	`252000`
`1`	`64`	`2088`	`45360`
`1`	`81`	`3330`
`1`

A137391 as an upper right triangle

`1`	`1`	`2`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`4`	`12`	`24`	`0`	`0`	`0`	`0`	`0`	`0`
		`1`	`9`	`48`	`180`	`360`	`0`	`0`	`0`	`0`
			`1`	`16`	`140`	`840`	`3360`	`6720`	`0`	`0`
				`1`	`25`	`330`	`2940`	`18480`	`75600`	`151200`
					`1`	`36`	`672`	`8400`	`75600`	`483840`
						`1`	`49`	`1232`	`20664`	`252000`
							`1`	`64`	`2088`	`45360`
								`1`	`81`	`3330`
									`1`

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Last modified September 5 07:27 EDT 2024. Contains 375686 sequences. (Running on oeis4.)