A136521 - OEIS

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A136521 as a triangular array

													1
												0		2
											0		0		2
										0		0		0		2
									0		0		0		0		2
								0		0		0		0		0		2
							0		0		0		0		0		0		2
						0		0		0		0		0		0		0		2
					0		0		0		0		0		0		0		0		2
				0		0		0		0		0		0		0		0		0		2
			0		0		0		0		0		0		0		0		0		0		2
		0		0		0		0		0		0		0		0		0		0		0		2
	0		0		0		0		0		0		0		0		0		0		0		0		2

A136521 as a square array

1	0	0	0	0	0	0	0	0	0	0	0	0
2	0	0	0	0	0	0	0	0	0	0	0
2	0	0	0	0	0	0	0	0	0	0
2	0	0	0	0	0	0	0	0	0
2	0	0	0	0	0	0	0	0
2	0	0	0	0	0	0	0
2	0	0	0	0	0	0
2	0	0	0	0	0
2	0	0	0	0
2	0	0	0
2	0	0
2	0
2

A136521 as an upper right triangle

1	0	0	0	0	0	0	0	0	0	0	0	0
	2	0	0	0	0	0	0	0	0	0	0	0
		2	0	0	0	0	0	0	0	0	0	0
			2	0	0	0	0	0	0	0	0	0
				2	0	0	0	0	0	0	0	0
					2	0	0	0	0	0	0	0
						2	0	0	0	0	0	0
							2	0	0	0	0	0
								2	0	0	0	0
									2	0	0	0
										2	0	0
											2	0
												2