A222896 - OEIS

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A222896 as a triangular array

3

0 0

0 31 0

0 51 51 0

0 40 621 40 0

0 12 2542 2542 12 0

0 0 2646 230803 2646 0 0

0 0 0 3219925 3219925 0 0 0

0 0 0 44680819 129912903 44680819 0 0 0

0 0 0 341380271 6314798902 6314798902 341380271 0 0 0

0

A222896 as a square array

`3`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`0`	`31`	`51`	`40`	`12`	`0`	`0`	`0`	`0`
`0`	`51`	`621`	`2542`	`2646`	`0`	`0`	`0`
`0`	`40`	`2542`	`230803`	`3219925`	`44680819`	`341380271`
`0`	`12`	`2646`	`3219925`	`129912903`	`6314798902`
`0`	`0`	`0`	`44680819`	`6314798902`
`0`	`0`	`0`	`341380271`
`0`	`0`	`0`
`0`	`0`
`0`

A222896 as an upper right triangle

`3`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`0`	`31`	`51`	`40`	`12`	`0`	`0`	`0`	`0`
		`0`	`51`	`621`	`2542`	`2646`	`0`	`0`	`0`
			`0`	`40`	`2542`	`230803`	`3219925`	`44680819`	`341380271`
				`0`	`12`	`2646`	`3219925`	`129912903`	`6314798902`
					`0`	`0`	`0`	`44680819`	`6314798902`
						`0`	`0`	`0`	`341380271`
							`0`	`0`	`0`
								`0`	`0`
									`0`

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)