A128308 - OEIS

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A128308 as a triangular array

1

1 1

2 2 1

6 4 3 1

19 10 7 4 1

59 29 17 11 5 1

180 88 46 28 16 6 1

544 268 134 74 44 22 7 1

1637 812 402 208 118 66 29 8 1

4917 2449 1214 610 326 184 95 37 9 1

A128308 as a square array

`1`	`1`	`2`	`6`	`19`	`59`	`180`	`544`	`1637`	`4917`
`1`	`2`	`4`	`10`	`29`	`88`	`268`	`812`	`2449`
`1`	`3`	`7`	`17`	`46`	`134`	`402`	`1214`
`1`	`4`	`11`	`28`	`74`	`208`	`610`
`1`	`5`	`16`	`44`	`118`	`326`
`1`	`6`	`22`	`66`	`184`
`1`	`7`	`29`	`95`
`1`	`8`	`37`
`1`	`9`
`1`

A128308 as an upper right triangle

`1`	`1`	`2`	`6`	`19`	`59`	`180`	`544`	`1637`	`4917`
	`1`	`2`	`4`	`10`	`29`	`88`	`268`	`812`	`2449`
		`1`	`3`	`7`	`17`	`46`	`134`	`402`	`1214`
			`1`	`4`	`11`	`28`	`74`	`208`	`610`
				`1`	`5`	`16`	`44`	`118`	`326`
					`1`	`6`	`22`	`66`	`184`
						`1`	`7`	`29`	`95`
							`1`	`8`	`37`
								`1`	`9`
									`1`

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Last modified June 7 10:16 EDT 2024. Contains 373162 sequences. (Running on oeis4.)