A120568 - OEIS

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A120568 as a triangular array

1

0 1

0 1 1

0 2 2 1

0 5 6 3 1

0 15 21 12 4 1

0 53 82 54 20 5 1

0 215 351 263 110 30 6 1

0 976 1630 1364 644 195 42 7 1

0 4859 8151 7469 3956 1335 315 56 8 1

0 26150 43627 42971 25304 9505 2470 476 72 9 1

A120568 as a square array

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`1`	`2`	`5`	`15`	`53`	`215`	`976`	`4859`	`26150`
`1`	`2`	`6`	`21`	`82`	`351`	`1630`	`8151`	`43627`
`1`	`3`	`12`	`54`	`263`	`1364`	`7469`	`42971`
`1`	`4`	`20`	`110`	`644`	`3956`	`25304`
`1`	`5`	`30`	`195`	`1335`	`9505`
`1`	`6`	`42`	`315`	`2470`
`1`	`7`	`56`	`476`
`1`	`8`	`72`
`1`	`9`
`1`

A120568 as an upper right triangle

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`1`	`2`	`5`	`15`	`53`	`215`	`976`	`4859`	`26150`
		`1`	`2`	`6`	`21`	`82`	`351`	`1630`	`8151`	`43627`
			`1`	`3`	`12`	`54`	`263`	`1364`	`7469`	`42971`
				`1`	`4`	`20`	`110`	`644`	`3956`	`25304`
					`1`	`5`	`30`	`195`	`1335`	`9505`
						`1`	`6`	`42`	`315`	`2470`
							`1`	`7`	`56`	`476`
								`1`	`8`	`72`
									`1`	`9`
										`1`

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Last modified April 30 16:06 EDT 2024. Contains 372136 sequences. (Running on oeis4.)