A299682 - OEIS

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A299682 as a triangular array

										1
									2		2
								4		7		4
							8		13		13		8
						16		29		20		29		16
					32		73		45		45		73		32
				64		157		147		211		147		157		64
			128		353		506		1477		1477		506		353		128
		256		869		1561		7279		13369		7279		1561		869		256
	512		1993		5017		35408		95471		95471		35408		5017		1993		512

A299682 as a square array

1	2	4	8	16	32	64	128	256	512
2	7	13	29	73	157	353	869	1993
4	13	20	45	147	506	1561	5017
8	29	45	211	1477	7279	35408
16	73	147	1477	13369	95471
32	157	506	7279	95471
64	353	1561	35408
128	869	5017
256	1993
512

A299682 as an upper right triangle

1	2	4	8	16	32	64	128	256	512
	2	7	13	29	73	157	353	869	1993
		4	13	20	45	147	506	1561	5017
			8	29	45	211	1477	7279	35408
				16	73	147	1477	13369	95471
					32	157	506	7279	95471
						64	353	1561	35408
							128	869	5017
								256	1993
									512