A220810 - OEIS

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A220810 as a triangular array

1

2 2

4 8 4

8 38 38 8

16 168 371 168 16

32 726 3466 3466 726 32

64 3088 30015 62400 30015 3088 64

128 12974 250766 1037774 1037774 250766 12974 128

256 54000 2050888 16734366 33511894 16734366 2050888 54000 256

512

A220810 as a square array

`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`
`2`	`8`	`38`	`168`	`726`	`3088`	`12974`	`54000`
`4`	`38`	`371`	`3466`	`30015`	`250766`	`2050888`
`8`	`168`	`3466`	`62400`	`1037774`	`16734366`
`16`	`726`	`30015`	`1037774`	`33511894`
`32`	`3088`	`250766`	`16734366`
`64`	`12974`	`2050888`
`128`	`54000`
`256`

A220810 as an upper right triangle

`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`
	`2`	`8`	`38`	`168`	`726`	`3088`	`12974`	`54000`
		`4`	`38`	`371`	`3466`	`30015`	`250766`	`2050888`
			`8`	`168`	`3466`	`62400`	`1037774`	`16734366`
				`16`	`726`	`30015`	`1037774`	`33511894`
					`32`	`3088`	`250766`	`16734366`
						`64`	`12974`	`2050888`
							`128`	`54000`
								`256`

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Last modified April 19 06:41 EDT 2024. Contains 371782 sequences. (Running on oeis4.)