A178516 - OEIS

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A178516 as a triangular array

1

1 0

2 0 0

2 3 0 0

6 10 0 0 0

6 38 17 0 0 0

22 142 104 4 0 0 0

22 351 778 234 0 0 0 0

90 1419 4086 2235 106 0 0 0 0

90 2856 17402 24357 5816 0 0 0 0 0

394 12208 87434 171305 78705 3746 0 0 0 0 0

394 21676 278062 1053425 1120648 228560 0

A178516 as a square array

`1`	`1`	`2`	`2`	`6`	`6`	`22`	`22`	`90`	`90`	`394`	`394`
`0`	`0`	`3`	`10`	`38`	`142`	`351`	`1419`	`2856`	`12208`	`21676`
`0`	`0`	`0`	`17`	`104`	`778`	`4086`	`17402`	`87434`	`278062`
`0`	`0`	`0`	`4`	`234`	`2235`	`24357`	`171305`	`1053425`
`0`	`0`	`0`	`0`	`106`	`5816`	`78705`	`1120648`
`0`	`0`	`0`	`0`	`0`	`3746`	`228560`
`0`	`0`	`0`	`0`	`0`	`0`
`0`	`0`	`0`	`0`
`0`	`0`	`0`
`0`	`0`
`0`

A178516 as an upper right triangle

`1`	`1`	`2`	`2`	`6`	`6`	`22`	`22`	`90`	`90`	`394`	`394`
	`0`	`0`	`3`	`10`	`38`	`142`	`351`	`1419`	`2856`	`12208`	`21676`
		`0`	`0`	`0`	`17`	`104`	`778`	`4086`	`17402`	`87434`	`278062`
			`0`	`0`	`0`	`4`	`234`	`2235`	`24357`	`171305`	`1053425`
				`0`	`0`	`0`	`0`	`106`	`5816`	`78705`	`1120648`
					`0`	`0`	`0`	`0`	`0`	`3746`	`228560`
						`0`	`0`	`0`	`0`	`0`	`0`
							`0`	`0`	`0`	`0`
								`0`	`0`	`0`
									`0`	`0`
										`0`

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Last modified September 19 12:10 EDT 2024. Contains 376010 sequences. (Running on oeis4.)