A257618 - OEIS

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A257618 as a triangular array

1

2 2

4 40 4

8 472 472 8

16 4928 16992 4928 16

32 49824 433984 433984 49824 32

64 499584 9505728 22567168 9505728 499584 64

128 4999040 192085632 909941120 909941120 192085632 4999040 128

A257618 as a square array

`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`
`2`	`40`	`472`	`4928`	`49824`	`499584`	`4999040`
`4`	`472`	`16992`	`433984`	`9505728`	`192085632`
`8`	`4928`	`433984`	`22567168`	`909941120`
`16`	`49824`	`9505728`	`909941120`
`32`	`499584`	`192085632`
`64`	`4999040`
`128`

A257618 as an upper right triangle

`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`
	`2`	`40`	`472`	`4928`	`49824`	`499584`	`4999040`
		`4`	`472`	`16992`	`433984`	`9505728`	`192085632`
			`8`	`4928`	`433984`	`22567168`	`909941120`
				`16`	`49824`	`9505728`	`909941120`
					`32`	`499584`	`192085632`
						`64`	`4999040`
							`128`

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