A117501 - OEIS

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A117501 as a triangular array

1

1 1

1 2 2

1 3 3 3

1 4 4 5 5

1 5 5 7 8 8

1 6 6 9 11 13 13

1 7 7 11 14 18 21 21

1 8 8 13 17 23 29 34 34

1 9 9 15 20 28 37 47 55 55

1 10 10 17 23 33 45 60 76 89 89

1 11 11 19 26 38 53 73 97 123 144 144

A117501 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`
`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`
`3`	`5`	`7`	`9`	`11`	`13`	`15`	`17`	`19`
`5`	`8`	`11`	`14`	`17`	`20`	`23`	`26`
`8`	`13`	`18`	`23`	`28`	`33`	`38`
`13`	`21`	`29`	`37`	`45`	`53`
`21`	`34`	`47`	`60`	`73`
`34`	`55`	`76`	`97`
`55`	`89`	`123`
`89`	`144`
`144`

A117501 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`
		`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`
			`3`	`5`	`7`	`9`	`11`	`13`	`15`	`17`	`19`
				`5`	`8`	`11`	`14`	`17`	`20`	`23`	`26`
					`8`	`13`	`18`	`23`	`28`	`33`	`38`
						`13`	`21`	`29`	`37`	`45`	`53`
							`21`	`34`	`47`	`60`	`73`
								`34`	`55`	`76`	`97`
									`55`	`89`	`123`
										`89`	`144`
											`144`

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Last modified April 24 03:00 EDT 2024. Contains 371917 sequences. (Running on oeis4.)