A278309 - OEIS

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A278309 as a triangular array

0

3 3

16 32 16

51 294 294 51

126 2089 4558 2089 126

266 11486 70795 70795 11486 266

504 51562 986014 2360544 986014 51562 504

882 197981 11557658 79562696 79562696 11557658 197981 882

1452 672365 114457714

A278309 as a square array

`0`	`3`	`16`	`51`	`126`	`266`	`504`	`882`	`1452`
`3`	`32`	`294`	`2089`	`11486`	`51562`	`197981`	`672365`
`16`	`294`	`4558`	`70795`	`986014`	`11557658`	`114457714`
`51`	`2089`	`70795`	`2360544`	`79562696`
`126`	`11486`	`986014`	`79562696`
`266`	`51562`	`11557658`
`504`	`197981`
`882`

A278309 as an upper right triangle

`0`	`3`	`16`	`51`	`126`	`266`	`504`	`882`	`1452`
	`3`	`32`	`294`	`2089`	`11486`	`51562`	`197981`	`672365`
		`16`	`294`	`4558`	`70795`	`986014`	`11557658`	`114457714`
			`51`	`2089`	`70795`	`2360544`	`79562696`
				`126`	`11486`	`986014`	`79562696`
					`266`	`51562`	`11557658`
						`504`	`197981`
							`882`

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Last modified April 30 23:08 EDT 2024. Contains 372141 sequences. (Running on oeis4.)