A225203 - OEIS

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A225203 as a triangular array

													1
												0		2
											1		0		3
										0		0		0		4
									1		2		0		0		5
								0		0		0		0		0		6
							1		0		3		0		0		0		7
						0		2		0		0		0		0		0		8
					1		0		0		4		0		0		0		0		9
				0		0		0		0		0		0		0		0		0		10
			1		2		3		0		5		0		0		0		0		0		11
		0		0		0		0		0		0		0		0		0		0		0		12
	1		0		0		0		0		6		0		0		0		0		0		0		13

A225203 as a square array

1	0	1	0	1	0	1	0	1	0	1	0	1
2	0	0	2	0	0	2	0	0	2	0	0
3	0	0	0	3	0	0	0	3	0	0
4	0	0	0	0	4	0	0	0	0
5	0	0	0	0	0	5	0	0
6	0	0	0	0	0	0	6
7	0	0	0	0	0	0
8	0	0	0	0	0
9	0	0	0	0
10	0	0	0
11	0	0
12	0
13

A225203 as an upper right triangle

1	0	1	0	1	0	1	0	1	0	1	0	1
	2	0	0	2	0	0	2	0	0	2	0	0
		3	0	0	0	3	0	0	0	3	0	0
			4	0	0	0	0	4	0	0	0	0
				5	0	0	0	0	0	5	0	0
					6	0	0	0	0	0	0	6
						7	0	0	0	0	0	0
							8	0	0	0	0	0
								9	0	0	0	0
									10	0	0	0
										11	0	0
											12	0
												13