A208751 - OEIS

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A208751 as a triangular array

1

1 2

1 6 2

1 12 12 2

1 20 40 18 2

1 30 100 86 24 2

1 42 210 294 150 30 2

1 56 392 812 656 232 36 2

1 72 672 1932 2268 1240 332 42 2

1 90 1080 4116 6624 5172 2100 450 48 2

1 110 1650 8052 17028 17996

A208751 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`6`	`12`	`20`	`30`	`42`	`56`	`72`	`90`	`110`
`2`	`12`	`40`	`100`	`210`	`392`	`672`	`1080`	`1650`
`2`	`18`	`86`	`294`	`812`	`1932`	`4116`	`8052`
`2`	`24`	`150`	`656`	`2268`	`6624`	`17028`
`2`	`30`	`232`	`1240`	`5172`	`17996`
`2`	`36`	`332`	`2100`
`2`	`42`	`450`
`2`	`48`
`2`

A208751 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`2`	`6`	`12`	`20`	`30`	`42`	`56`	`72`	`90`	`110`
		`2`	`12`	`40`	`100`	`210`	`392`	`672`	`1080`	`1650`
			`2`	`18`	`86`	`294`	`812`	`1932`	`4116`	`8052`
				`2`	`24`	`150`	`656`	`2268`	`6624`	`17028`
					`2`	`30`	`232`	`1240`	`5172`	`17996`
						`2`	`36`	`332`	`2100`
							`2`	`42`	`450`
								`2`	`48`
									`2`

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Last modified April 25 06:14 EDT 2024. Contains 371964 sequences. (Running on oeis4.)