A126770 - OEIS

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A126770 as a triangular array

1

1 1

1 2 1

1 4 4 1

1 7 16 7 1

1 12 53 53 12 1

1 20 166 318 166 20 1

1 33 492 1784 1784 492 33 1

1 54 1413 9288 17840 9288 1413 54 1

1 88 3960 46233 163504 163504 46233 3960 88 1

1 143 10912 221859 1418549

A126770 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`2`	`4`	`7`	`12`	`20`	`33`	`54`	`88`	`143`
`1`	`4`	`16`	`53`	`166`	`492`	`1413`	`3960`	`10912`
`1`	`7`	`53`	`318`	`1784`	`9288`	`46233`	`221859`
`1`	`12`	`166`	`1784`	`17840`	`163504`	`1418549`
`1`	`20`	`492`	`9288`	`163504`
`1`	`33`	`1413`	`46233`
`1`	`54`	`3960`
`1`	`88`
`1`

A126770 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`2`	`4`	`7`	`12`	`20`	`33`	`54`	`88`	`143`
		`1`	`4`	`16`	`53`	`166`	`492`	`1413`	`3960`	`10912`
			`1`	`7`	`53`	`318`	`1784`	`9288`	`46233`	`221859`
				`1`	`12`	`166`	`1784`	`17840`	`163504`	`1418549`
					`1`	`20`	`492`	`9288`	`163504`
						`1`	`33`	`1413`	`46233`
							`1`	`54`	`3960`
								`1`	`88`
									`1`

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)