A210868 - OEIS

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A210868 as a triangular array

1

1 1

1 1 2

1 2 2 3

1 2 5 3 5

1 3 5 10 5 8

1 3 9 10 20 8 13

1 4 9 22 20 38 13 21

1 4 14 22 51 38 71 21 34

1 5 14 40 51 111 71 130 34 55

1 5 20 40 105 111 233 130 235 55 89

1 6 20 65 105 256 233 474

A210868 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`1`	`2`	`2`	`3`	`3`	`4`	`4`	`5`	`5`	`6`
`2`	`2`	`5`	`5`	`9`	`9`	`14`	`14`	`20`	`20`
`3`	`3`	`10`	`10`	`22`	`22`	`40`	`40`	`65`
`5`	`5`	`20`	`20`	`51`	`51`	`105`	`105`
`8`	`8`	`38`	`38`	`111`	`111`	`256`
`13`	`13`	`71`	`71`	`233`	`233`
`21`	`21`	`130`	`130`	`474`
`34`	`34`	`235`
`55`	`55`
`89`

A210868 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`1`	`2`	`2`	`3`	`3`	`4`	`4`	`5`	`5`	`6`
		`2`	`2`	`5`	`5`	`9`	`9`	`14`	`14`	`20`	`20`
			`3`	`3`	`10`	`10`	`22`	`22`	`40`	`40`	`65`
				`5`	`5`	`20`	`20`	`51`	`51`	`105`	`105`
					`8`	`8`	`38`	`38`	`111`	`111`	`256`
						`13`	`13`	`71`	`71`	`233`	`233`
							`21`	`21`	`130`	`130`	`474`
								`34`	`34`	`235`
									`55`	`55`
										`89`

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Last modified April 25 08:27 EDT 2024. Contains 371964 sequences. (Running on oeis4.)