A039798 - OEIS

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A039798 as a triangular array

1

1 1

1 3 3

1 6 14 14

1 10 40 84 84

1 15 90 300 594 594

1 21 175 825 2475 4719 4719

1 28 308 1925 7865 22022 40898 40898

1 36 504 4004 21021 78078 208208 379236 379236

1 45 780 7644 49686 231868 804440 2068560 3711916 3711916

A039798 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`3`	`6`	`10`	`15`	`21`	`28`	`36`	`45`
`3`	`14`	`40`	`90`	`175`	`308`	`504`	`780`
`14`	`84`	`300`	`825`	`1925`	`4004`	`7644`
`84`	`594`	`2475`	`7865`	`21021`	`49686`
`594`	`4719`	`22022`	`78078`	`231868`
`4719`	`40898`	`208208`	`804440`
`40898`	`379236`	`2068560`
`379236`	`3711916`
`3711916`

A039798 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`3`	`6`	`10`	`15`	`21`	`28`	`36`	`45`
		`3`	`14`	`40`	`90`	`175`	`308`	`504`	`780`
			`14`	`84`	`300`	`825`	`1925`	`4004`	`7644`
				`84`	`594`	`2475`	`7865`	`21021`	`49686`
					`594`	`4719`	`22022`	`78078`	`231868`
						`4719`	`40898`	`208208`	`804440`
							`40898`	`379236`	`2068560`
								`379236`	`3711916`
									`3711916`

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)