A199915 - OEIS

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A199915 as a triangular array

1

0 1

1 1 1

1 2 3 1

2 7 5 6 1

7 10 21 14 10 1

10 38 48 51 35 15 1

38 89 135 168 120 76 21 1

89 229 441 458 474 281 147 28 1

229 752 1121 1604 1475 1188 637 260 36 1

752 1873 3692 4772 5100 4329 2800 1366 429 45 1

A199915 as a square array

`1`	`0`	`1`	`1`	`2`	`7`	`10`	`38`	`89`	`229`	`752`
`1`	`1`	`2`	`7`	`10`	`38`	`89`	`229`	`752`	`1873`
`1`	`3`	`5`	`21`	`48`	`135`	`441`	`1121`	`3692`
`1`	`6`	`14`	`51`	`168`	`458`	`1604`	`4772`
`1`	`10`	`35`	`120`	`474`	`1475`	`5100`
`1`	`15`	`76`	`281`	`1188`	`4329`
`1`	`21`	`147`	`637`	`2800`
`1`	`28`	`260`	`1366`
`1`	`36`	`429`
`1`	`45`
`1`

A199915 as an upper right triangle

`1`	`0`	`1`	`1`	`2`	`7`	`10`	`38`	`89`	`229`	`752`
	`1`	`1`	`2`	`7`	`10`	`38`	`89`	`229`	`752`	`1873`
		`1`	`3`	`5`	`21`	`48`	`135`	`441`	`1121`	`3692`
			`1`	`6`	`14`	`51`	`168`	`458`	`1604`	`4772`
				`1`	`10`	`35`	`120`	`474`	`1475`	`5100`
					`1`	`15`	`76`	`281`	`1188`	`4329`
						`1`	`21`	`147`	`637`	`2800`
							`1`	`28`	`260`	`1366`
								`1`	`36`	`429`
									`1`	`45`
										`1`

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)