A193903 - OEIS

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A193903 as a triangular array

										1
									1		2
								3		6		4
							7		14		12		8
						15		30		28		24		16
					31		62		60		56		48		32
				63		126		124		120		112		96		64
			127		254		252		248		240		224		192		128
		255		510		508		504		496		480		448		384		256
	511		1022		1020		1016		1008		992		960		896		768		512
1023		2046

A193903 as a square array

1	1	3	7	15	31	63	127	255	511	1023
2	6	14	30	62	126	254	510	1022	2046
4	12	28	60	124	252	508	1020
8	24	56	120	248	504	1016
16	48	112	240	496	1008
32	96	224	480	992
64	192	448	960
128	384	896
256	768
512

A193903 as an upper right triangle

1	1	3	7	15	31	63	127	255	511	1023
	2	6	14	30	62	126	254	510	1022	2046
		4	12	28	60	124	252	508	1020
			8	24	56	120	248	504	1016
				16	48	112	240	496	1008
					32	96	224	480	992
						64	192	448	960
							128	384	896
								256	768
									512