A239256 - OEIS

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A239256 as a triangular array

4

13 13

41 142 41

131 1440 1440 131

419 14685 47066 14685 419

1339 150265 1536913 1536913 150265 1339

4279 1536541 50317761 160787652 50317761 1536541 4279

13675 15708373 1646590515 16849285277 16849285277

A239256 as a square array

`4`	`13`	`41`	`131`	`419`	`1339`	`4279`	`13675`
`13`	`142`	`1440`	`14685`	`150265`	`1536541`	`15708373`
`41`	`1440`	`47066`	`1536913`	`50317761`	`1646590515`
`131`	`14685`	`1536913`	`160787652`	`16849285277`
`419`	`150265`	`50317761`	`16849285277`
`1339`	`1536541`
`4279`

A239256 as an upper right triangle

`4`	`13`	`41`	`131`	`419`	`1339`	`4279`	`13675`
	`13`	`142`	`1440`	`14685`	`150265`	`1536541`	`15708373`
		`41`	`1440`	`47066`	`1536913`	`50317761`	`1646590515`
			`131`	`14685`	`1536913`	`160787652`	`16849285277`
				`419`	`150265`	`50317761`	`16849285277`
					`1339`	`1536541`
						`4279`

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Last modified April 23 06:45 EDT 2024. Contains 371906 sequences. (Running on oeis4.)