A218206 - OEIS

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A218206 as a triangular array

1

3 3

7 15 7

13 59 59 13

25 233 483 233 25

49 929 3841 3841 929 49

97 3697 30599 61013 30599 3697 97

191 14719 243953 971849 971849 243953 14719 191

375 58599 1945103 15491481 30954777 15491481 1945103 58599

A218206 as a square array

`1`	`3`	`7`	`13`	`25`	`49`	`97`	`191`	`375`
`3`	`15`	`59`	`233`	`929`	`3697`	`14719`	`58599`
`7`	`59`	`483`	`3841`	`30599`	`243953`	`1945103`
`13`	`233`	`3841`	`61013`	`971849`	`15491481`
`25`	`929`	`30599`	`971849`	`30954777`
`49`	`3697`	`243953`	`15491481`
`97`	`14719`	`1945103`
`191`	`58599`

A218206 as an upper right triangle

`1`	`3`	`7`	`13`	`25`	`49`	`97`	`191`	`375`
	`3`	`15`	`59`	`233`	`929`	`3697`	`14719`	`58599`
		`7`	`59`	`483`	`3841`	`30599`	`243953`	`1945103`
			`13`	`233`	`3841`	`61013`	`971849`	`15491481`
				`25`	`929`	`30599`	`971849`	`30954777`
					`49`	`3697`	`243953`	`15491481`
						`97`	`14719`	`1945103`
							`191`	`58599`

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Last modified April 23 14:49 EDT 2024. Contains 371914 sequences. (Running on oeis4.)