A298221 - OEIS

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A298221 as a triangular array

											1
										2		2
									4		7		4
								8		13		13		8
							16		29		20		29		16
						32		73		40		40		73		32
					64		157		89		120		89		157		64
				128		353		195		503		503		195		353		128
			256		869		451		1492		2066		1492		451		869		256
		512		1993		1046		4767		6598		6598		4767		1046		1993		512
	1024		4557		2453

A298221 as a square array

1	2	4	8	16	32	64	128	256	512	1024
2	7	13	29	73	157	353	869	1993	4557
4	13	20	40	89	195	451	1046	2453
8	29	40	120	503	1492	4767
16	73	89	503	2066	6598
32	157	195	1492	6598
64	353	451	4767
128	869	1046
256	1993
512

A298221 as an upper right triangle

1	2	4	8	16	32	64	128	256	512	1024
	2	7	13	29	73	157	353	869	1993	4557
		4	13	20	40	89	195	451	1046	2453
			8	29	40	120	503	1492	4767
				16	73	89	503	2066	6598
					32	157	195	1492	6598
						64	353	451	4767
							128	869	1046
								256	1993
									512