A260693 - OEIS

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A260693 as a triangular array

1

0 1

0 1 2

0 1 6 9

0 1 14 46 64

0 1 30 175 465 625

0 1 62 596 2471 5901 7776

0 1 126 1925 11634 40376 90433 117649

0 1 254 6042 51570 243454 757940 1626556 2097152

0 1 510 18651 220887 1376715 5580021 16146957 33609537 43046721

A260693 as a square array

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`6`	`14`	`30`	`62`	`126`	`254`	`510`
`9`	`46`	`175`	`596`	`1925`	`6042`	`18651`
`64`	`465`	`2471`	`11634`	`51570`	`220887`
`625`	`5901`	`40376`	`243454`	`1376715`
`7776`	`90433`	`757940`	`5580021`
`117649`	`1626556`	`16146957`
`2097152`	`33609537`
`43046721`

A260693 as an upper right triangle

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
		`2`	`6`	`14`	`30`	`62`	`126`	`254`	`510`
			`9`	`46`	`175`	`596`	`1925`	`6042`	`18651`
				`64`	`465`	`2471`	`11634`	`51570`	`220887`
					`625`	`5901`	`40376`	`243454`	`1376715`
						`7776`	`90433`	`757940`	`5580021`
							`117649`	`1626556`	`16146957`
								`2097152`	`33609537`
									`43046721`

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Last modified July 21 14:09 EDT 2024. Contains 374474 sequences. (Running on oeis4.)