A200763 - OEIS

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A200763 as a triangular array

											2
										3		3
									4		6		4
								5		10		11		5
							6		15		23		19		6
						7		21		42		51		32		7
					8		28		69		113		110		53		8
				9		36		106		219		297		233		87		9
			10		45		154		388		679		767		488		142		10
		11		55		215		638		1387		2070		1957		1013		231		11
	12		66		290		995		2583		4874		6235		4947		2088

A200763 as a square array

2	3	4	5	6	7	8	9	10	11	12
3	6	10	15	21	28	36	45	55	66
4	11	23	42	69	106	154	215	290
5	19	51	113	219	388	638	995
6	32	110	297	679	1387	2583
7	53	233	767	2070	4874
8	87	488	1957	6235
9	142	1013	4947
10	231	2088
11

A200763 as an upper right triangle

2	3	4	5	6	7	8	9	10	11	12
	3	6	10	15	21	28	36	45	55	66
		4	11	23	42	69	106	154	215	290
			5	19	51	113	219	388	638	995
				6	32	110	297	679	1387	2583
					7	53	233	767	2070	4874
						8	87	488	1957	6235
							9	142	1013	4947
								10	231	2088
									11