A299668 - OEIS

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A299668 as a triangular array

										1
									2		2
								4		8		4
							8		31		31		8
						16		121		179		121		16
					32		472		1080		1080		472		32
				64		1841		6585		10363		6585		1841		64
			128		7181		40023		100823		100823		40023		7181		128
		256		28010		243312		974646		1585983		974646		243312		28010		256
	512		109255		1479656

A299668 as a square array

1	2	4	8	16	32	64	128	256	512
2	8	31	121	472	1841	7181	28010	109255
4	31	179	1080	6585	40023	243312	1479656
8	121	1080	10363	100823	974646
16	472	6585	100823	1585983
32	1841	40023	974646
64	7181	243312
128	28010
256

A299668 as an upper right triangle

1	2	4	8	16	32	64	128	256	512
	2	8	31	121	472	1841	7181	28010	109255
		4	31	179	1080	6585	40023	243312	1479656
			8	121	1080	10363	100823	974646
				16	472	6585	100823	1585983
					32	1841	40023	974646
						64	7181	243312
							128	28010
								256