A223387 - OEIS

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A223387 as a triangular array

1

2 2

5 9 5

14 57 57 14

41 366 777 366 41

122 2358 10830 10830 2358 122

365 15204 151962 329840 151962 15204 365

1094 98052 2136444 10139432 10139432 2136444 98052 1094

3281 632376 30053580 312609528 684434305

A223387 as a square array

`1`	`2`	`5`	`14`	`41`	`122`	`365`	`1094`	`3281`
`2`	`9`	`57`	`366`	`2358`	`15204`	`98052`	`632376`
`5`	`57`	`777`	`10830`	`151962`	`2136444`	`30053580`
`14`	`366`	`10830`	`329840`	`10139432`	`312609528`
`41`	`2358`	`151962`	`10139432`	`684434305`
`122`	`15204`	`2136444`
`365`	`98052`
`1094`

A223387 as an upper right triangle

`1`	`2`	`5`	`14`	`41`	`122`	`365`	`1094`	`3281`
	`2`	`9`	`57`	`366`	`2358`	`15204`	`98052`	`632376`
		`5`	`57`	`777`	`10830`	`151962`	`2136444`	`30053580`
			`14`	`366`	`10830`	`329840`	`10139432`	`312609528`
				`41`	`2358`	`151962`	`10139432`	`684434305`
					`122`	`15204`	`2136444`
						`365`	`98052`
							`1094`

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Last modified August 18 09:22 EDT 2024. Contains 375264 sequences. (Running on oeis4.)