A095660 - OEIS

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A095660 as a triangular array

												3
											1		3
										1		4		3
									1		5		7		3
								1		6		12		10		3
							1		7		18		22		13		3
						1		8		25		40		35		16		3
					1		9		33		65		75		51		19		3
				1		10		42		98		140		126		70		22		3
			1		11		52		140		238		266		196		92		25		3
		1		12		63		192		378		504		462		288		117		28		3
	1		13		75		255		570		882		966		750		405		145		31		3

A095660 as a square array

3	1	1	1	1	1	1	1	1	1	1	1
3	4	5	6	7	8	9	10	11	12	13
3	7	12	18	25	33	42	52	63	75
3	10	22	40	65	98	140	192	255
3	13	35	75	140	238	378	570
3	16	51	126	266	504	882
3	19	70	196	462	966
3	22	92	288	750
3	25	117	405
3	28	145
3	31
3

A095660 as an upper right triangle

3	1	1	1	1	1	1	1	1	1	1	1
	3	4	5	6	7	8	9	10	11	12	13
		3	7	12	18	25	33	42	52	63	75
			3	10	22	40	65	98	140	192	255
				3	13	35	75	140	238	378	570
					3	16	51	126	266	504	882
						3	19	70	196	462	966
							3	22	92	288	750
								3	25	117	405
									3	28	145
										3	31
											3