A258709 - OEIS

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A258709 as a triangular array

1

1 1

2 1 1

4 2 1 1

9 4 2 1 1

21 8 4 2 1 1

51 17 8 4 2 1 1

127 37 16 8 4 2 1 1

323 82 33 16 8 4 2 1 1

835 185 69 32 16 8 4 2 1 1

2188 423 146 65 32 16 8 4 2 1 1

5798 978 312 133 64 32 16 8 4 2 1 1

A258709 as a square array

`1`	`1`	`2`	`4`	`9`	`21`	`51`	`127`	`323`	`835`	`2188`	`5798`
`1`	`1`	`2`	`4`	`8`	`17`	`37`	`82`	`185`	`423`	`978`
`1`	`1`	`2`	`4`	`8`	`16`	`33`	`69`	`146`	`312`
`1`	`1`	`2`	`4`	`8`	`16`	`32`	`65`	`133`
`1`	`1`	`2`	`4`	`8`	`16`	`32`	`64`
`1`	`1`	`2`	`4`	`8`	`16`	`32`
`1`	`1`	`2`	`4`	`8`	`16`
`1`	`1`	`2`	`4`	`8`
`1`	`1`	`2`	`4`
`1`	`1`	`2`
`1`	`1`
`1`

A258709 as an upper right triangle

`1`	`1`	`2`	`4`	`9`	`21`	`51`	`127`	`323`	`835`	`2188`	`5798`
	`1`	`1`	`2`	`4`	`8`	`17`	`37`	`82`	`185`	`423`	`978`
		`1`	`1`	`2`	`4`	`8`	`16`	`33`	`69`	`146`	`312`
			`1`	`1`	`2`	`4`	`8`	`16`	`32`	`65`	`133`
				`1`	`1`	`2`	`4`	`8`	`16`	`32`	`64`
					`1`	`1`	`2`	`4`	`8`	`16`	`32`
						`1`	`1`	`2`	`4`	`8`	`16`
							`1`	`1`	`2`	`4`	`8`
								`1`	`1`	`2`	`4`
									`1`	`1`	`2`
										`1`	`1`
											`1`

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Last modified April 23 07:34 EDT 2024. Contains 371905 sequences. (Running on oeis4.)