A090477 - OEIS

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A090477 as a triangular array

														0
													1		0
												1		1		0
											1		1		1		0
										1		1		1		1		0
									1		1		1		1		1		0
								1		2		2		1		1		0		0
							2		2		2		1		2		0		0		0
						3		3		3		1		2		0		0		0		0
					4		4		3		2		2		0		0		0		0		0
				7		4		3		3		2		0		0		0		0		0		0
			7		4		3		4		3		0		0		0		0		0		0		0
		7		4		3		4		3		0		0		0		0		0		0		0		0
	7		7		4		4		3		0		0		0		0		0		0		0		0		0

A090477 as a square array

0	1	1	1	1	1	1	2	3	4	7	7	7	7
0	1	1	1	1	2	2	3	4	4	4	4	7
0	1	1	1	2	2	3	3	3	3	3	4
0	1	1	1	1	1	2	3	4	4	4
0	1	1	2	2	2	2	3	3	3
0	0	0	0	0	0	0	0	0
0	0	0	0	0	0	0	0
0	0	0	0	0	0	0
0	0	0	0	0	0
0	0	0	0	0
0	0	0	0
0	0	0
0	0
0

A090477 as an upper right triangle

0	1	1	1	1	1	1	2	3	4	7	7	7	7
	0	1	1	1	1	2	2	3	4	4	4	4	7
		0	1	1	1	2	2	3	3	3	3	3	4
			0	1	1	1	1	1	2	3	4	4	4
				0	1	1	2	2	2	2	3	3	3
					0	0	0	0	0	0	0	0	0
						0	0	0	0	0	0	0	0
							0	0	0	0	0	0	0
								0	0	0	0	0	0
									0	0	0	0	0
										0	0	0	0
											0	0	0
												0	0
													0