A057963 - OEIS

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A057963 as a triangular array

1

3 3

6 12 7

10 30 35 15

15 60 105 90 31

21 105 245 315 217 63

28 168 490 840 868 504 127

36 252 882 1890 2604 2268 1143 255

45 360 1470 3780 6510 7560 5715 2550 511

55 495 2310 6930 14322 20790 20955 14025

A057963 as a square array

`1`	`3`	`6`	`10`	`15`	`21`	`28`	`36`	`45`	`55`
`3`	`12`	`30`	`60`	`105`	`168`	`252`	`360`	`495`
`7`	`35`	`105`	`245`	`490`	`882`	`1470`	`2310`
`15`	`90`	`315`	`840`	`1890`	`3780`	`6930`
`31`	`217`	`868`	`2604`	`6510`	`14322`
`63`	`504`	`2268`	`7560`	`20790`
`127`	`1143`	`5715`	`20955`
`255`	`2550`	`14025`
`511`

A057963 as an upper right triangle

`1`	`3`	`6`	`10`	`15`	`21`	`28`	`36`	`45`	`55`
	`3`	`12`	`30`	`60`	`105`	`168`	`252`	`360`	`495`
		`7`	`35`	`105`	`245`	`490`	`882`	`1470`	`2310`
			`15`	`90`	`315`	`840`	`1890`	`3780`	`6930`
				`31`	`217`	`868`	`2604`	`6510`	`14322`
					`63`	`504`	`2268`	`7560`	`20790`
						`127`	`1143`	`5715`	`20955`
							`255`	`2550`	`14025`
								`511`

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Last modified April 26 02:53 EDT 2024. Contains 371989 sequences. (Running on oeis4.)