A143187 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A143187 as a triangular array

													1
												1		1
											1		2		1
										1		2		2		1
									1		2		2		2		1
								1		2		2		2		2		1
							1		2		2		6		2		2		1
						1		2		2		6		6		2		2		1
					1		2		2		6		4		6		2		2		1
				1		2		2		6		4		4		6		2		2		1
			1		2		2		6		4		10		4		6		2		2		1
		1		2		2		6		4		10		10		4		6		2		2		1
	1		2		2		6		4		10		6		10		4		6		2		2		1

A143187 as a square array

1	1	1	1	1	1	1	1	1	1	1	1	1
1	2	2	2	2	2	2	2	2	2	2	2
1	2	2	2	2	2	2	2	2	2	2
1	2	2	6	6	6	6	6	6	6
1	2	2	6	4	4	4	4	4
1	2	2	6	4	10	10	10
1	2	2	6	4	10	6
1	2	2	6	4	10
1	2	2	6	4
1	2	2	6
1	2	2
1	2
1

A143187 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1	1	1
	1	2	2	2	2	2	2	2	2	2	2	2
		1	2	2	2	2	2	2	2	2	2	2
			1	2	2	6	6	6	6	6	6	6
				1	2	2	6	4	4	4	4	4
					1	2	2	6	4	10	10	10
						1	2	2	6	4	10	6
							1	2	2	6	4	10
								1	2	2	6	4
									1	2	2	6
										1	2	2
											1	2
												1