A157343 - OEIS

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A157343 as a triangular array

														1
													1		1
												1		1		1
											1		1		1		1
										1		2		2		2		1
									1		1		1		1		1		1
								1		2		2		2		2		2		1
							1		1		1		1		1		1		1		1
						1		2		2		2		2		2		2		2		1
					1		3		4		4		4		4		4		4		3		1
				1		4		7		8		8		8		8		8		7		4		1
			1		1		1		1		1		1		1		1		1		1		1		1
		1		2		2		2		2		2		2		2		2		2		2		2		1
	1		1		1		1		1		1		1		1		1		1		1		1		1		1

A157343 as a square array

1	1	1	1	1	1	1	1	1	1	1	1	1	1
1	1	1	2	1	2	1	2	3	4	1	2	1
1	1	2	1	2	1	2	4	7	1	2	1
1	2	1	2	1	2	4	8	1	2	1
1	1	2	1	2	4	8	1	2	1
1	2	1	2	4	8	1	2	1
1	1	2	4	8	1	2	1
1	2	4	8	1	2	1
1	3	7	1	2	1
1	4	1	2	1
1	1	2	1
1	2	1
1	1
1

A157343 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1	1	1	1
	1	1	1	2	1	2	1	2	3	4	1	2	1
		1	1	2	1	2	1	2	4	7	1	2	1
			1	2	1	2	1	2	4	8	1	2	1
				1	1	2	1	2	4	8	1	2	1
					1	2	1	2	4	8	1	2	1
						1	1	2	4	8	1	2	1
							1	2	4	8	1	2	1
								1	3	7	1	2	1
									1	4	1	2	1
										1	1	2	1
											1	2	1
												1	1
													1