A134870 - OEIS

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A134870 as a triangular array

										1
									1		1
								1		1		1
							1		2		1		1
						1		1		1		1		1
					1		2		2		1		1		1
				1		1		1		1		1		1		1
			1		2		1		2		1		1		1		1
		1		1		2		1		1		1		1		1		1
	1		2		1		1		2		1		1		1		1		1

A134870 as a square array

1	1	1	1	1	1	1	1	1	1
1	1	2	1	2	1	2	1	2
1	1	1	2	1	1	2	1
1	1	1	1	2	1	1
1	1	1	1	1	2
1	1	1	1	1
1	1	1	1
1	1	1
1	1
1

A134870 as an upper right triangle

1	1	1	1	1	1	1	1	1	1
	1	1	2	1	2	1	2	1	2
		1	1	1	2	1	1	2	1
			1	1	1	1	2	1	1
				1	1	1	1	1	2
					1	1	1	1	1
						1	1	1	1
							1	1	1
								1	1
									1