A208519 - OEIS

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A208519 as a triangular array

1

2 2

3 5 3

4 9 11 5

5 14 26 23 8

6 20 50 65 45 13

7 27 85 145 150 86 21

8 35 133 280 385 329 160 34

9 44 196 490 840 952 692 293 55

10 54 276 798 1638 2310 2232 1413 529 89

11 65 375 1230 2940 4956

A208519 as a square array

`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`
`2`	`5`	`9`	`14`	`20`	`27`	`35`	`44`	`54`	`65`
`3`	`11`	`26`	`50`	`85`	`133`	`196`	`276`	`375`
`5`	`23`	`65`	`145`	`280`	`490`	`798`	`1230`
`8`	`45`	`150`	`385`	`840`	`1638`	`2940`
`13`	`86`	`329`	`952`	`2310`	`4956`
`21`	`160`	`692`	`2232`
`34`	`293`	`1413`
`55`	`529`
`89`

A208519 as an upper right triangle

`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`
	`2`	`5`	`9`	`14`	`20`	`27`	`35`	`44`	`54`	`65`
		`3`	`11`	`26`	`50`	`85`	`133`	`196`	`276`	`375`
			`5`	`23`	`65`	`145`	`280`	`490`	`798`	`1230`
				`8`	`45`	`150`	`385`	`840`	`1638`	`2940`
					`13`	`86`	`329`	`952`	`2310`	`4956`
						`21`	`160`	`692`	`2232`
							`34`	`293`	`1413`
								`55`	`529`
									`89`

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)