A251219 - OEIS

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A251219 as a triangular array

9

21 21

49 63 49

115 191 191 115

269 589 758 589 269

631 1807 3089 3089 1807 631

1477 5569 12503 16911 12503 5569 1477

3463 17119 50912 91777 91777 50912 17119 3463

8109 52713 206715 502971 666522 502971 206715

A251219 as a square array

`9`	`21`	`49`	`115`	`269`	`631`	`1477`	`3463`	`8109`
`21`	`63`	`191`	`589`	`1807`	`5569`	`17119`	`52713`
`49`	`191`	`758`	`3089`	`12503`	`50912`	`206715`
`115`	`589`	`3089`	`16911`	`91777`	`502971`
`269`	`1807`	`12503`	`91777`	`666522`
`631`	`5569`	`50912`	`502971`
`1477`	`17119`	`206715`
`3463`

A251219 as an upper right triangle

`9`	`21`	`49`	`115`	`269`	`631`	`1477`	`3463`	`8109`
	`21`	`63`	`191`	`589`	`1807`	`5569`	`17119`	`52713`
		`49`	`191`	`758`	`3089`	`12503`	`50912`	`206715`
			`115`	`589`	`3089`	`16911`	`91777`	`502971`
				`269`	`1807`	`12503`	`91777`	`666522`
					`631`	`5569`	`50912`	`502971`
						`1477`	`17119`	`206715`
							`3463`

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Last modified April 19 16:52 EDT 2024. Contains 371794 sequences. (Running on oeis4.)