A329020 - OEIS

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A329020 as a triangular array

1

1 0

1 2 0

1 4 6 0

1 6 44 20 0

1 8 146 580 70 0

1 10 344 4332 8092 252 0

1 12 670 18152 135954 116304 924 0

1 14 1156 55252 1012664 4395456 1703636 3432 0

1 16 1834 137292 4816030 58199208 144840476 25288120 12870 0

A329020 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`0`	`2`	`4`	`6`	`8`	`10`	`12`	`14`	`16`
`0`	`6`	`44`	`146`	`344`	`670`	`1156`	`1834`
`0`	`20`	`580`	`4332`	`18152`	`55252`	`137292`
`0`	`70`	`8092`	`135954`	`1012664`	`4816030`
`0`	`252`	`116304`	`4395456`	`58199208`
`0`	`924`	`1703636`	`144840476`
`0`	`3432`	`25288120`
`0`	`12870`
`0`

A329020 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`0`	`2`	`4`	`6`	`8`	`10`	`12`	`14`	`16`
		`0`	`6`	`44`	`146`	`344`	`670`	`1156`	`1834`
			`0`	`20`	`580`	`4332`	`18152`	`55252`	`137292`
				`0`	`70`	`8092`	`135954`	`1012664`	`4816030`
					`0`	`252`	`116304`	`4395456`	`58199208`
						`0`	`924`	`1703636`	`144840476`
							`0`	`3432`	`25288120`
								`0`	`12870`
									`0`

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Last modified July 17 15:56 EDT 2024. Contains 374377 sequences. (Running on oeis4.)