A227631 - OEIS

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A227631 as a triangular array

1

3 2

10 6 5

30 18 7 4

82 50 15 8 16

226 136 21 13 20 9

615 372 42 23 24 12 14

1673 1014 59 38 36 25 19 44

4549 2758 115 64 45 35 22 56 17

12366 7500 161 106 55 70 26 73 33 11

33616 20389 315 175 67

A227631 as a square array

`1`	`3`	`10`	`30`	`82`	`226`	`615`	`1673`	`4549`	`12366`	`33616`
`2`	`6`	`18`	`50`	`136`	`372`	`1014`	`2758`	`7500`	`20389`
`5`	`7`	`15`	`21`	`42`	`59`	`115`	`161`	`315`
`4`	`8`	`13`	`23`	`38`	`64`	`106`	`175`
`16`	`20`	`24`	`36`	`45`	`55`	`67`
`9`	`12`	`25`	`35`	`70`
`14`	`19`	`22`	`26`
`44`	`56`	`73`
`17`	`33`
`11`

A227631 as an upper right triangle

`1`	`3`	`10`	`30`	`82`	`226`	`615`	`1673`	`4549`	`12366`	`33616`
	`2`	`6`	`18`	`50`	`136`	`372`	`1014`	`2758`	`7500`	`20389`
		`5`	`7`	`15`	`21`	`42`	`59`	`115`	`161`	`315`
			`4`	`8`	`13`	`23`	`38`	`64`	`106`	`175`
				`16`	`20`	`24`	`36`	`45`	`55`	`67`
					`9`	`12`	`25`	`35`	`70`
						`14`	`19`	`22`	`26`
							`44`	`56`	`73`
								`17`	`33`
									`11`

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)