A182728 - OEIS

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A182728 as a triangular array

										1
									4		2
								9		8		3
							20		18		12		4
						35		40		27		16		5
					66		70		60		36		20		6
				105		132		105		80		45		24		7
			176		210		198		140		100		54		28		8
		270		352		315		264		175		120		63		32		9
	420		540		528		420		330		210		140		72		36		10
616		840		810		704		525		396		245		160		81		40		11

A182728 as a square array

1	4	9	20	35	66	105	176	270	420	616
2	8	18	40	70	132	210	352	540	840
3	12	27	60	105	198	315	528	810
4	16	36	80	140	264	420	704
5	20	45	100	175	330	525
6	24	54	120	210	396
7	28	63	140	245
8	32	72	160
9	36	81
10	40
11

A182728 as an upper right triangle

1	4	9	20	35	66	105	176	270	420	616
	2	8	18	40	70	132	210	352	540	840
		3	12	27	60	105	198	315	528	810
			4	16	36	80	140	264	420	704
				5	20	45	100	175	330	525
					6	24	54	120	210	396
						7	28	63	140	245
							8	32	72	160
								9	36	81
									10	40
										11

										1
									4		2
								9		8		3
							20		18		12		4
						35		40		27		16		5
					66		70		60		36		20		6
				105		132		105		80		45		24		7
			176		210		198		140		100		54		28		8
		270		352		315		264		175		120		63		32		9
	420		540		528		420		330		210		140		72		36		10
616		840		810		704		525		396		245		160		81		40		11

1	4	9	20	35	66	105	176	270	420	616
2	8	18	40	70	132	210	352	540	840
3	12	27	60	105	198	315	528	810
4	16	36	80	140	264	420	704
5	20	45	100	175	330	525
6	24	54	120	210	396
7	28	63	140	245
8	32	72	160
9	36	81
10	40
11

1	4	9	20	35	66	105	176	270	420	616
	2	8	18	40	70	132	210	352	540	840
		3	12	27	60	105	198	315	528	810
			4	16	36	80	140	264	420	704
				5	20	45	100	175	330	525
					6	24	54	120	210	396
						7	28	63	140	245
							8	32	72	160
								9	36	81
									10	40
										11

										1
									4		2
								9		8		3
							20		18		12		4
						35		40		27		16		5
					66		70		60		36		20		6
				105		132		105		80		45		24		7
			176		210		198		140		100		54		28		8
		270		352		315		264		175		120		63		32		9
	420		540		528		420		330		210		140		72		36		10
616		840		810		704		525		396		245		160		81		40		11

1	4	9	20	35	66	105	176	270	420	616
2	8	18	40	70	132	210	352	540	840
3	12	27	60	105	198	315	528	810
4	16	36	80	140	264	420	704
5	20	45	100	175	330	525
6	24	54	120	210	396
7	28	63	140	245
8	32	72	160
9	36	81
10	40
11

1	4	9	20	35	66	105	176	270	420	616
	2	8	18	40	70	132	210	352	540	840
		3	12	27	60	105	198	315	528	810
			4	16	36	80	140	264	420	704
				5	20	45	100	175	330	525
					6	24	54	120	210	396
						7	28	63	140	245
							8	32	72	160
								9	36	81
									10	40
										11

										1
									4		2
								9		8		3
							20		18		12		4
						35		40		27		16		5
					66		70		60		36		20		6
				105		132		105		80		45		24		7
			176		210		198		140		100		54		28		8
		270		352		315		264		175		120		63		32		9
	420		540		528		420		330		210		140		72		36		10
616		840		810		704		525		396		245		160		81		40		11

1	4	9	20	35	66	105	176	270	420	616
2	8	18	40	70	132	210	352	540	840
3	12	27	60	105	198	315	528	810
4	16	36	80	140	264	420	704
5	20	45	100	175	330	525
6	24	54	120	210	396
7	28	63	140	245
8	32	72	160
9	36	81
10	40
11

1	4	9	20	35	66	105	176	270	420	616
	2	8	18	40	70	132	210	352	540	840
		3	12	27	60	105	198	315	528	810
			4	16	36	80	140	264	420	704
				5	20	45	100	175	330	525
					6	24	54	120	210	396
						7	28	63	140	245
							8	32	72	160
								9	36	81
									10	40
										11