A193297 - OEIS

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A193297 as a triangular array

1

3 7

12 28 65

50 140 325 811

225 700 1950 4866 12762

1092 3675 11375 34062 89334 244588

5684 20384 68250 227080 714672 1956704 5574956

31572 119364 425880 1532790 5360040 17610336 50174604 148332645

A193297 as a square array

`1`	`3`	`12`	`50`	`225`	`1092`	`5684`	`31572`
`7`	`28`	`140`	`700`	`3675`	`20384`	`119364`
`65`	`325`	`1950`	`11375`	`68250`	`425880`
`811`	`4866`	`34062`	`227080`	`1532790`
`12762`	`89334`	`714672`	`5360040`
`244588`	`1956704`	`17610336`
`5574956`	`50174604`
`148332645`

A193297 as an upper right triangle

`1`	`3`	`12`	`50`	`225`	`1092`	`5684`	`31572`
	`7`	`28`	`140`	`700`	`3675`	`20384`	`119364`
		`65`	`325`	`1950`	`11375`	`68250`	`425880`
			`811`	`4866`	`34062`	`227080`	`1532790`
				`12762`	`89334`	`714672`	`5360040`
					`244588`	`1956704`	`17610336`
						`5574956`	`50174604`
							`148332645`

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Last modified April 25 09:23 EDT 2024. Contains 371967 sequences. (Running on oeis4.)