A076731 - OEIS

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A076731 as a triangular array

0

1 1

2 3 2

3 7 11 9

4 13 32 53 44

5 21 71 181 309 265

6 31 134 465 1214 2119 1854

7 43 227 1001 3539 9403 16687 14833

8 57 356 1909 8544 30637 82508 148329 133496

9 73 527 3333 18089 81901 296967 808393

A076731 as a square array

`0`	`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`
`1`	`3`	`7`	`13`	`21`	`31`	`43`	`57`	`73`
`2`	`11`	`32`	`71`	`134`	`227`	`356`	`527`
`9`	`53`	`181`	`465`	`1001`	`1909`	`3333`
`44`	`309`	`1214`	`3539`	`8544`	`18089`
`265`	`2119`	`9403`	`30637`	`81901`
`1854`	`16687`	`82508`	`296967`
`14833`	`148329`	`808393`
`133496`

A076731 as an upper right triangle

`0`	`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`
	`1`	`3`	`7`	`13`	`21`	`31`	`43`	`57`	`73`
		`2`	`11`	`32`	`71`	`134`	`227`	`356`	`527`
			`9`	`53`	`181`	`465`	`1001`	`1909`	`3333`
				`44`	`309`	`1214`	`3539`	`8544`	`18089`
					`265`	`2119`	`9403`	`30637`	`81901`
						`1854`	`16687`	`82508`	`296967`
							`14833`	`148329`	`808393`
								`133496`

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