A300937 - OEIS

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A300937 as a triangular array

										1
									2		2
								4		7		4
							8		18		18		8
						16		50		52		50		16
					32		138		143		143		138		32
				64		383		412		505		412		383		64
			128		1063		1225		1534		1534		1225		1063		128
		256		2951		3699		4781		6220		4781		3699		2951		256
	512		8193		11243		15292		21787		21787		15292		11243

A300937 as a square array

1	2	4	8	16	32	64	128	256	512
2	7	18	50	138	383	1063	2951	8193
4	18	52	143	412	1225	3699	11243
8	50	143	505	1534	4781	15292
16	138	412	1534	6220	21787
32	383	1225	4781	21787
64	1063	3699	15292
128	2951	11243
256

A300937 as an upper right triangle

1	2	4	8	16	32	64	128	256	512
	2	7	18	50	138	383	1063	2951	8193
		4	18	52	143	412	1225	3699	11243
			8	50	143	505	1534	4781	15292
				16	138	412	1534	6220	21787
					32	383	1225	4781	21787
						64	1063	3699	15292
							128	2951	11243
								256