A117918 - OEIS

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A117918 as a triangular array

											1
										1		2
									2		3		5
								2		4		7		12
							4		6		10		17		29
						4		8		14		24		41		70
					8		12		20		34		58		99		169
				8		16		28		48		82		140		239		408
			16		24		40		68		116		198		338		577		985
		16		32		56		96		164		280		478		816		1393		2378
	32		48		80		136		232		396		676		1154		1970		3363		5741

A117918 as a square array

1	1	2	2	4	4	8	8	16	16	32
2	3	4	6	8	12	16	24	32	48
5	7	10	14	20	28	40	56	80
12	17	24	34	48	68	96	136
29	41	58	82	116	164	232
70	99	140	198	280	396
169	239	338	478	676
408	577	816	1154
985	1393	1970
2378	3363
5741

A117918 as an upper right triangle

1	1	2	2	4	4	8	8	16	16	32
	2	3	4	6	8	12	16	24	32	48
		5	7	10	14	20	28	40	56	80
			12	17	24	34	48	68	96	136
				29	41	58	82	116	164	232
					70	99	140	198	280	396
						169	239	338	478	676
							408	577	816	1154
								985	1393	1970
									2378	3363
										5741