A143185 - OEIS

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A143185 as a triangular array

											1
										1		1
									1		2		1
								1		6		6		1
							1		12		6		12		1
						1		20		20		20		20		1
					1		30		45		20		45		30		1
				1		42		84		70		70		84		42		1
			1		56		140		168		70		168		140		56		1
		1		72		216		336		252		252		336		216		72		1
	1		90		315		600		630		252		630		600		315		90		1

A143185 as a square array

1	1	1	1	1	1	1	1	1	1	1
1	2	6	12	20	30	42	56	72	90
1	6	6	20	45	84	140	216	315
1	12	20	20	70	168	336	600
1	20	45	70	70	252	630
1	30	84	168	252	252
1	42	140	336	630
1	56	216	600
1	72	315
1	90
1

A143185 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1
	1	2	6	12	20	30	42	56	72	90
		1	6	6	20	45	84	140	216	315
			1	12	20	20	70	168	336	600
				1	20	45	70	70	252	630
					1	30	84	168	252	252
						1	42	140	336	630
							1	56	216	600
								1	72	315
									1	90
										1