A298287 - OEIS

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A298287 as a triangular array

										1
									2		2
								4		8		4
							8		25		25		8
						16		85		70		85		16
					32		286		205		205		286		32
				64		969		614		649		614		969		64
			128		3281		1860		2151		2151		1860		3281		128
		256		11114		5631		7006		8264		7006		5631		11114		256
	512		37649		17034		22768		29673		29673		22768

A298287 as a square array

1	2	4	8	16	32	64	128	256	512
2	8	25	85	286	969	3281	11114	37649
4	25	70	205	614	1860	5631	17034
8	85	205	649	2151	7006	22768
16	286	614	2151	8264	29673
32	969	1860	7006	29673
64	3281	5631	22768
128	11114
256

A298287 as an upper right triangle

1	2	4	8	16	32	64	128	256	512
	2	8	25	85	286	969	3281	11114	37649
		4	25	70	205	614	1860	5631	17034
			8	85	205	649	2151	7006	22768
				16	286	614	2151	8264	29673
					32	969	1860	7006	29673
						64	3281	5631	22768
							128	11114
								256