A209687 - OEIS

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A209687 as a triangular array

1

0 2

0 1 5

0 1 5 12

0 1 6 18 29

0 1 7 26 58 70

0 1 8 35 98 175 169

0 1 9 45 149 339 507 408

0 1 10 56 212 574 1108 1428 985

0 1 11 68 288 894 2066 3476 3940 2378

0 1 12 81 378 1314 3492 7074 10572

A209687 as a square array

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`2`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`5`	`5`	`6`	`7`	`8`	`9`	`10`	`11`	`12`
`12`	`18`	`26`	`35`	`45`	`56`	`68`	`81`
`29`	`58`	`98`	`149`	`212`	`288`	`378`
`70`	`175`	`339`	`574`	`894`	`1314`
`169`	`507`	`1108`	`2066`	`3492`
`408`	`1428`	`3476`	`7074`
`985`	`3940`	`10572`
`2378`

A209687 as an upper right triangle

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`2`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
		`5`	`5`	`6`	`7`	`8`	`9`	`10`	`11`	`12`
			`12`	`18`	`26`	`35`	`45`	`56`	`68`	`81`
				`29`	`58`	`98`	`149`	`212`	`288`	`378`
					`70`	`175`	`339`	`574`	`894`	`1314`
						`169`	`507`	`1108`	`2066`	`3492`
							`408`	`1428`	`3476`	`7074`
								`985`	`3940`	`10572`
									`2378`

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)