A238012 - OEIS

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A238012 as a triangular array

0

0 0

0 1 0

0 1 0 0

0 1 1 0 0

0 1 4 2 0 0

0 1 7 48 9 0 0

0 1 12 310 3042 119 0 0

0 1 17 1240 109809 1067474 4935 0 0

0 1 24 3781 1655004 370702459 2215932130 596763 0 0

0 1 31 9633 14942231 32796849930 13173778523786 29012104252380 211517867 0 0

A238012 as a square array

`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`0`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`0`	`0`	`1`	`4`	`7`	`12`	`17`	`24`	`31`
`0`	`0`	`2`	`48`	`310`	`1240`	`3781`	`9633`
`0`	`0`	`9`	`3042`	`109809`	`1655004`	`14942231`
`0`	`0`	`119`	`1067474`	`370702459`	`32796849930`
`0`	`0`	`4935`	`2215932130`	`13173778523786`
`0`	`0`	`596763`	`29012104252380`
`0`	`0`	`211517867`
`0`	`0`
`0`

A238012 as an upper right triangle

`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`0`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
		`0`	`0`	`1`	`4`	`7`	`12`	`17`	`24`	`31`
			`0`	`0`	`2`	`48`	`310`	`1240`	`3781`	`9633`
				`0`	`0`	`9`	`3042`	`109809`	`1655004`	`14942231`
					`0`	`0`	`119`	`1067474`	`370702459`	`32796849930`
						`0`	`0`	`4935`	`2215932130`	`13173778523786`
							`0`	`0`	`596763`	`29012104252380`
								`0`	`0`	`211517867`
									`0`	`0`
										`0`

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Last modified April 23 06:04 EDT 2024. Contains 371906 sequences. (Running on oeis4.)