A084934 - OEIS

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A084934 as a triangular array

														0
													1		0
												1		1		0
											2		2		1		0
										2		2		2		1		0
									2		3		3		2		1		0
								3		3		3		3		2		1		0
							3		4		4		4		3		2		1		0
						3		4		4		4		4		3		2		1		0
					3		4		5		5		5		4		3		2		1		0
				4		5		5		5		5		5		4		3		2		1		0
			4		5		6		6		6		6		5		4		3		2		1		0
		4		5		6		6		6		6		6		5		4		3		2		1		0
	4		6		6		7		7		7		7		6		5		4		3		2		1		0

A084934 as a square array

0	1	1	2	2	2	3	3	3	3	4	4	4	4
0	1	2	2	3	3	4	4	4	5	5	5	6
0	1	2	3	3	4	4	5	5	6	6	6
0	1	2	3	4	4	5	5	6	6	7
0	1	2	3	4	5	5	6	6	7
0	1	2	3	4	5	6	6	7
0	1	2	3	4	5	6	7
0	1	2	3	4	5	6
0	1	2	3	4	5
0	1	2	3	4
0	1	2	3
0	1	2
0	1
0

A084934 as an upper right triangle

0	1	1	2	2	2	3	3	3	3	4	4	4	4
	0	1	2	2	3	3	4	4	4	5	5	5	6
		0	1	2	3	3	4	4	5	5	6	6	6
			0	1	2	3	4	4	5	5	6	6	7
				0	1	2	3	4	5	5	6	6	7
					0	1	2	3	4	5	6	6	7
						0	1	2	3	4	5	6	7
							0	1	2	3	4	5	6
								0	1	2	3	4	5
									0	1	2	3	4
										0	1	2	3
											0	1	2
												0	1
													0