A297889 - OEIS

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A297889 as a triangular array

										1
									2		2
								4		7		4
							8		13		13		8
						16		29		20		29		16
					32		69		26		26		69		32
				64		137		41		36		41		137		64
			128		301		67		84		84		67		301		128
		256		705		99		134		114		134		99		705		256
	512		1461		156		223		162		162		223		156		1461		512
1024		3193		255		396		248		253		248

A297889 as a square array

1	2	4	8	16	32	64	128	256	512	1024
2	7	13	29	69	137	301	705	1461	3193
4	13	20	26	41	67	99	156	255
8	29	26	36	84	134	223	396
16	69	41	84	114	162	248
32	137	67	134	162	253
64	301	99	223	248
128	705	156
256	1461
512

A297889 as an upper right triangle

1	2	4	8	16	32	64	128	256	512	1024
	2	7	13	29	69	137	301	705	1461	3193
		4	13	20	26	41	67	99	156	255
			8	29	26	36	84	134	223	396
				16	69	41	84	114	162	248
					32	137	67	134	162	253
						64	301	99	223	248
							128	705	156
								256	1461
									512