A209750 - OEIS

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A209750 as a triangular array

											1
										2		1
									2		4		1
								3		6		7		1
							3		11		15		11		1
						4		14		32		32		16		1
					4		21		51		79		61		22		1
				5		25		84		152		174		107		29		1
			5		34		118		277		393		352		176		37		1
		6		39		172		447		796		915		666		275		46		1
	6		50		225		705		1446		2060		1965		1193		412		56		1

A209750 as a square array

1	2	2	3	3	4	4	5	5	6	6
1	4	6	11	14	21	25	34	39	50
1	7	15	32	51	84	118	172	225
1	11	32	79	152	277	447	705
1	16	61	174	393	796	1446
1	22	107	352	915	2060
1	29	176	666	1965
1	37	275	1193
1	46	412
1	56
1

A209750 as an upper right triangle

1	2	2	3	3	4	4	5	5	6	6
	1	4	6	11	14	21	25	34	39	50
		1	7	15	32	51	84	118	172	225
			1	11	32	79	152	277	447	705
				1	16	61	174	393	796	1446
					1	22	107	352	915	2060
						1	29	176	666	1965
							1	37	275	1193
								1	46	412
									1	56
										1