A291556 - OEIS

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A291556 as a triangular array

0

0 1

0 1 2

0 1 3 3

0 1 5 11 4

0 1 9 49 50 5

0 1 17 251 820 274 6

0 1 33 1393 16280 21076 1764 7

0 1 65 8051 357904 2048824 773136 13068 8

0 1 129 47449 8252000 224021776 444273984 38402064 109584 9

A291556 as a square array

`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`3`	`5`	`9`	`17`	`33`	`65`	`129`
`3`	`11`	`49`	`251`	`1393`	`8051`	`47449`
`4`	`50`	`820`	`16280`	`357904`	`8252000`
`5`	`274`	`21076`	`2048824`	`224021776`
`6`	`1764`	`773136`	`444273984`
`7`	`13068`	`38402064`
`8`	`109584`
`9`

A291556 as an upper right triangle

`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
		`2`	`3`	`5`	`9`	`17`	`33`	`65`	`129`
			`3`	`11`	`49`	`251`	`1393`	`8051`	`47449`
				`4`	`50`	`820`	`16280`	`357904`	`8252000`
					`5`	`274`	`21076`	`2048824`	`224021776`
						`6`	`1764`	`773136`	`444273984`
							`7`	`13068`	`38402064`
								`8`	`109584`
									`9`

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)