A241138 - OEIS

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A241138 as a triangular array

0

1 1

1 2 1

2 5 5 2

3 17 24 17 3

6 56 152 152 56 6

11 195 935 1670 935 195 11

22 691 6150 19619 19619 6150 691 22

43 2476 40504 238607 434444 238607 40504 2476 43

86 8941 269481 2939027 9958520 9958520 2939027

A241138 as a square array

`0`	`1`	`1`	`2`	`3`	`6`	`11`	`22`	`43`	`86`
`1`	`2`	`5`	`17`	`56`	`195`	`691`	`2476`	`8941`
`1`	`5`	`24`	`152`	`935`	`6150`	`40504`	`269481`
`2`	`17`	`152`	`1670`	`19619`	`238607`	`2939027`
`3`	`56`	`935`	`19619`	`434444`	`9958520`
`6`	`195`	`6150`	`238607`	`9958520`
`11`	`691`	`40504`	`2939027`
`22`	`2476`
`43`

A241138 as an upper right triangle

`0`	`1`	`1`	`2`	`3`	`6`	`11`	`22`	`43`	`86`
	`1`	`2`	`5`	`17`	`56`	`195`	`691`	`2476`	`8941`
		`1`	`5`	`24`	`152`	`935`	`6150`	`40504`	`269481`
			`2`	`17`	`152`	`1670`	`19619`	`238607`	`2939027`
				`3`	`56`	`935`	`19619`	`434444`	`9958520`
					`6`	`195`	`6150`	`238607`	`9958520`
						`11`	`691`	`40504`	`2939027`
							`22`	`2476`
								`43`

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Last modified April 17 22:23 EDT 2024. Contains 371767 sequences. (Running on oeis4.)