A228506 - OEIS

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A228506 as a triangular array

1

1 1

2 1 2

3 3 3 3

5 5 12 5 5

8 11 29 29 11 8

13 21 88 87 88 21 13

21 43 239 358 358 239 43 21

34 85 684 1252 2002 1252 684 85 34

55 171 1909 4749 9528 9528 4749 1909 171 55

89 341 5392 17285 49101 59839 49101

A228506 as a square array

`1`	`1`	`2`	`3`	`5`	`8`	`13`	`21`	`34`	`55`	`89`
`1`	`1`	`3`	`5`	`11`	`21`	`43`	`85`	`171`	`341`
`2`	`3`	`12`	`29`	`88`	`239`	`684`	`1909`	`5392`
`3`	`5`	`29`	`87`	`358`	`1252`	`4749`	`17285`
`5`	`11`	`88`	`358`	`2002`	`9528`	`49101`
`8`	`21`	`239`	`1252`	`9528`	`59839`
`13`	`43`	`684`	`4749`	`49101`
`21`	`85`	`1909`
`34`	`171`
`55`

A228506 as an upper right triangle

`1`	`1`	`2`	`3`	`5`	`8`	`13`	`21`	`34`	`55`	`89`
	`1`	`1`	`3`	`5`	`11`	`21`	`43`	`85`	`171`	`341`
		`2`	`3`	`12`	`29`	`88`	`239`	`684`	`1909`	`5392`
			`3`	`5`	`29`	`87`	`358`	`1252`	`4749`	`17285`
				`5`	`11`	`88`	`358`	`2002`	`9528`	`49101`
					`8`	`21`	`239`	`1252`	`9528`	`59839`
						`13`	`43`	`684`	`4749`	`49101`
							`21`	`85`	`1909`
								`34`	`171`
									`55`

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Last modified May 25 17:30 EDT 2024. Contains 372804 sequences. (Running on oeis4.)