A120406 - OEIS

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A120406 as a triangular array

									1
								2		2
							5		6		5
						14		18		18		14
					42		56		60		56		42
				132		180		200		200		180		132
			429		594		675		700		675		594		429
		1430		2002		2310		2450		2450		2310		2002		1430
	4862		6864		8008		8624		8820		8624		8008		6864		4862

A120406 as a square array

1	2	5	14	42	132	429	1430	4862
2	6	18	56	180	594	2002	6864
5	18	60	200	675	2310	8008
14	56	200	700	2450	8624
42	180	675	2450	8820
132	594	2310	8624
429	2002	8008
1430	6864
4862

A120406 as an upper right triangle

1	2	5	14	42	132	429	1430	4862
	2	6	18	56	180	594	2002	6864
		5	18	60	200	675	2310	8008
			14	56	200	700	2450	8624
				42	180	675	2450	8820
					132	594	2310	8624
						429	2002	8008
							1430	6864
								4862