A179927 - OEIS

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A179927 as a triangular array

								1
							1		2
						1		3		2
					1		5		5		2
				1		9		13		7		2
			1		17		35		25		9		2
		1		33		97		91		41		11		2
	1		65		275		337		189		61		13		2
1		129		793		1267		881		341		85		15		2

A179927 as a square array

1	1	1	1	1	1	1	1	1
2	3	5	9	17	33	65	129
2	5	13	35	97	275	793
2	7	25	91	337	1267
2	9	41	189	881
2	11	61	341
2	13	85
2	15
2

A179927 as an upper right triangle

1	1	1	1	1	1	1	1	1
	2	3	5	9	17	33	65	129
		2	5	13	35	97	275	793
			2	7	25	91	337	1267
				2	9	41	189	881
					2	11	61	341
						2	13	85
							2	15
								2