A227385 - OEIS

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A227385 as a triangular array

2

3 3

4 7 4

5 15 15 5

6 30 54 30 6

7 56 185 185 56 7

8 98 587 1104 587 98 8

9 162 1704 6160 6160 1704 162 9

10 255 4532 31073 61127 31073 4532 255 10

11 385 11126 141192 550010 550010 141192 11126 385 11

12 561

A227385 as a square array

`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`	`12`
`3`	`7`	`15`	`30`	`56`	`98`	`162`	`255`	`385`	`561`
`4`	`15`	`54`	`185`	`587`	`1704`	`4532`	`11126`
`5`	`30`	`185`	`1104`	`6160`	`31073`	`141192`
`6`	`56`	`587`	`6160`	`61127`	`550010`
`7`	`98`	`1704`	`31073`	`550010`
`8`	`162`	`4532`	`141192`
`9`	`255`	`11126`
`10`	`385`
`11`

A227385 as an upper right triangle

`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`	`12`
	`3`	`7`	`15`	`30`	`56`	`98`	`162`	`255`	`385`	`561`
		`4`	`15`	`54`	`185`	`587`	`1704`	`4532`	`11126`
			`5`	`30`	`185`	`1104`	`6160`	`31073`	`141192`
				`6`	`56`	`587`	`6160`	`61127`	`550010`
					`7`	`98`	`1704`	`31073`	`550010`
						`8`	`162`	`4532`	`141192`
							`9`	`255`	`11126`
								`10`	`385`
									`11`

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Last modified September 16 15:06 EDT 2024. Contains 375976 sequences. (Running on oeis4.)