A230428 - OEIS

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A230428 as a triangular array

1

2 5

7 12 23

25 48 74 97

121 240 362 481 605

721 1440 2162 2881 3605 4326

5041 10080 15122 20161 25205 30246 35288

40321 80640 120962 161281 201605 241926 282248 322568

362881 725760 1088642 1451521 1814405 2177286 2540168 2903048 3265923

A230428 as a square array

`1`	`2`	`7`	`25`	`121`	`721`	`5041`	`40321`	`362881`
`5`	`12`	`48`	`240`	`1440`	`10080`	`80640`	`725760`
`23`	`74`	`362`	`2162`	`15122`	`120962`	`1088642`
`97`	`481`	`2881`	`20161`	`161281`	`1451521`
`605`	`3605`	`25205`	`201605`	`1814405`
`4326`	`30246`	`241926`	`2177286`
`35288`	`282248`	`2540168`
`322568`	`2903048`
`3265923`

A230428 as an upper right triangle

`1`	`2`	`7`	`25`	`121`	`721`	`5041`	`40321`	`362881`
	`5`	`12`	`48`	`240`	`1440`	`10080`	`80640`	`725760`
		`23`	`74`	`362`	`2162`	`15122`	`120962`	`1088642`
			`97`	`481`	`2881`	`20161`	`161281`	`1451521`
				`605`	`3605`	`25205`	`201605`	`1814405`
					`4326`	`30246`	`241926`	`2177286`
						`35288`	`282248`	`2540168`
							`322568`	`2903048`
								`3265923`

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Last modified April 25 08:27 EDT 2024. Contains 371964 sequences. (Running on oeis4.)