A057282 - OEIS

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A057282 as a triangular array

								2
							5		17
						15		120		225
					50		700		3050		4080
				175		3775		28625		89225		94440
			625		19225		223175		1208975		3006000		2666880
		2250		93500		1537100		12689800		54824650		115299900		89016480
	8125		438250		9670750		112454500		737744125

A057282 as a square array

2	5	15	50	175	625	2250	8125
17	120	700	3775	19225	93500	438250
225	3050	28625	223175	1537100	9670750
4080	89225	1208975	12689800	112454500
94440	3006000	54824650	737744125
2666880	115299900
89016480

A057282 as an upper right triangle

2	5	15	50	175	625	2250	8125
	17	120	700	3775	19225	93500	438250
		225	3050	28625	223175	1537100	9670750
			4080	89225	1208975	12689800	112454500
				94440	3006000	54824650	737744125
					2666880	115299900
						89016480