A189343 - OEIS

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A189343 as a triangular array

2

4 4

8 16 8

15 64 64 15

28 225 512 225 28

52 784 3375 3375 784 52

97 2704 21952 36626 21952 2704 97

181 9409 140608 390721 390721 140608 9409 181

338 32761 912673 3988168 6814820 3988168 912673 32761 338

631

A189343 as a square array

`2`	`4`	`8`	`15`	`28`	`52`	`97`	`181`	`338`	`631`
`4`	`16`	`64`	`225`	`784`	`2704`	`9409`	`32761`
`8`	`64`	`512`	`3375`	`21952`	`140608`	`912673`
`15`	`225`	`3375`	`36626`	`390721`	`3988168`
`28`	`784`	`21952`	`390721`	`6814820`
`52`	`2704`	`140608`	`3988168`
`97`	`9409`	`912673`
`181`	`32761`
`338`

A189343 as an upper right triangle

`2`	`4`	`8`	`15`	`28`	`52`	`97`	`181`	`338`	`631`
	`4`	`16`	`64`	`225`	`784`	`2704`	`9409`	`32761`
		`8`	`64`	`512`	`3375`	`21952`	`140608`	`912673`
			`15`	`225`	`3375`	`36626`	`390721`	`3988168`
				`28`	`784`	`21952`	`390721`	`6814820`
					`52`	`2704`	`140608`	`3988168`
						`97`	`9409`	`912673`
							`181`	`32761`
								`338`

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Last modified April 17 23:23 EDT 2024. Contains 371767 sequences. (Running on oeis4.)