A191438 - OEIS

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A191438 as a triangular array

1

2 3

4 7 5

9 16 12 6

21 38 28 14 8

50 91 67 33 19 10

120 219 161 79 45 24 11

289 528 388 190 108 57 26 13

697 1274 936 458 260 137 62 31 15

1682 3075 2259 1105 627 330 149 74 36 17

4060 7423 5453

A191438 as a square array

`1`	`2`	`4`	`9`	`21`	`50`	`120`	`289`	`697`	`1682`	`4060`
`3`	`7`	`16`	`38`	`91`	`219`	`528`	`1274`	`3075`	`7423`
`5`	`12`	`28`	`67`	`161`	`388`	`936`	`2259`	`5453`
`6`	`14`	`33`	`79`	`190`	`458`	`1105`
`8`	`19`	`45`	`108`	`260`	`627`
`10`	`24`	`57`	`137`	`330`
`11`	`26`	`62`	`149`
`13`	`31`	`74`
`15`	`36`
`17`

A191438 as an upper right triangle

`1`	`2`	`4`	`9`	`21`	`50`	`120`	`289`	`697`	`1682`	`4060`
	`3`	`7`	`16`	`38`	`91`	`219`	`528`	`1274`	`3075`	`7423`
		`5`	`12`	`28`	`67`	`161`	`388`	`936`	`2259`	`5453`
			`6`	`14`	`33`	`79`	`190`	`458`	`1105`
				`8`	`19`	`45`	`108`	`260`	`627`
					`10`	`24`	`57`	`137`	`330`
						`11`	`26`	`62`	`149`
							`13`	`31`	`74`
								`15`	`36`
									`17`

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Last modified April 25 10:42 EDT 2024. Contains 371967 sequences. (Running on oeis4.)