A208766 - OEIS

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A208766 as a triangular array

1

1 3

1 6 7

1 9 21 19

1 12 42 76 47

1 15 70 190 235 123

1 18 105 380 705 738 311

1 21 147 665 1645 2583 2177 803

1 24 196 1064 3290 6888 8708 6424 2047

1 27 252 1596 5922 15498 26124 28908 18423

A208766 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`3`	`6`	`9`	`12`	`15`	`18`	`21`	`24`	`27`
`7`	`21`	`42`	`70`	`105`	`147`	`196`	`252`
`19`	`76`	`190`	`380`	`665`	`1064`	`1596`
`47`	`235`	`705`	`1645`	`3290`	`5922`
`123`	`738`	`2583`	`6888`	`15498`
`311`	`2177`	`8708`	`26124`
`803`	`6424`	`28908`
`2047`	`18423`

A208766 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`3`	`6`	`9`	`12`	`15`	`18`	`21`	`24`	`27`
		`7`	`21`	`42`	`70`	`105`	`147`	`196`	`252`
			`19`	`76`	`190`	`380`	`665`	`1064`	`1596`
				`47`	`235`	`705`	`1645`	`3290`	`5922`
					`123`	`738`	`2583`	`6888`	`15498`
						`311`	`2177`	`8708`	`26124`
							`803`	`6424`	`28908`
								`2047`	`18423`

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Last modified June 7 12:16 EDT 2024. Contains 373173 sequences. (Running on oeis4.)