A036261 - OEIS

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A036261 as a triangular array

														1
													1		2
												1		0		2
											1		2		2		4
										1		2		0		2		2
									1		2		0		0		2		4
								1		2		0		0		0		2		2
							1		2		0		0		0		0		2		4
						1		2		0		0		0		0		0		2		6
					1		0		2		2		2		2		2		2		4		2
				1		0		0		2		0		2		0		2		0		4		6
			1		0		0		0		2		2		0		0		2		2		2		4
		1		0		0		0		0		2		0		0		0		2		0		2		2
	1		0		0		0		0		0		2		2		2		2		0		0		2		4

A036261 as a square array

1	1	1	1	1	1	1	1	1	1	1	1	1	1
2	0	2	2	2	2	2	2	0	0	0	0	0
2	2	0	0	0	0	0	2	0	0	0	0
4	2	0	0	0	0	2	2	0	0	0
2	2	0	0	0	2	0	2	0	0
4	2	0	0	2	2	2	2	0
2	2	0	2	0	0	0	2
4	2	2	2	0	0	2
6	4	0	2	0	2
2	4	2	2	2
6	2	0	0
4	2	0
2	2
4

A036261 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1	1	1	1
	2	0	2	2	2	2	2	2	0	0	0	0	0
		2	2	0	0	0	0	0	2	0	0	0	0
			4	2	0	0	0	0	2	2	0	0	0
				2	2	0	0	0	2	0	2	0	0
					4	2	0	0	2	2	2	2	0
						2	2	0	2	0	0	0	2
							4	2	2	2	0	0	2
								6	4	0	2	0	2
									2	4	2	2	2
										6	2	0	0
											4	2	0
												2	2
													4