A320801 - OEIS

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A320801 as a triangular array

1

0 1

0 1 3

0 1 3 6

0 1 6 10 16

0 1 6 20 30 34

0 1 9 31 75 92 90

0 1 9 45 126 246 272 211

0 1 12 60 223 501 839 823 558

0 1 12 81 324 953 1900 2762 2482 1430

0 1 15 100 491 1611 4033 7120 9299 7629 3908

A320801 as a square array

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`3`	`3`	`6`	`6`	`9`	`9`	`12`	`12`	`15`
`6`	`10`	`20`	`31`	`45`	`60`	`81`	`100`
`16`	`30`	`75`	`126`	`223`	`324`	`491`
`34`	`92`	`246`	`501`	`953`	`1611`
`90`	`272`	`839`	`1900`	`4033`
`211`	`823`	`2762`	`7120`
`558`	`2482`	`9299`
`1430`	`7629`
`3908`

A320801 as an upper right triangle

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
		`3`	`3`	`6`	`6`	`9`	`9`	`12`	`12`	`15`
			`6`	`10`	`20`	`31`	`45`	`60`	`81`	`100`
				`16`	`30`	`75`	`126`	`223`	`324`	`491`
					`34`	`92`	`246`	`501`	`953`	`1611`
						`90`	`272`	`839`	`1900`	`4033`
							`211`	`823`	`2762`	`7120`
								`558`	`2482`	`9299`
									`1430`	`7629`
										`3908`

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