A049207 - OEIS

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A049207 as a triangular array

												0
											0		0
										0		4		0
									0		12		12		0
								0		24		36		24		0
							0		40		72		72		40		0
						0		60		120		144		120		60		0
					0		84		180		240		240		180		84		0
				0		112		252		360		400		360		252		112		0
			0		144		336		504		600		600		504		336		144		0
		0		180		432		672		840		900		840		672		432		180		0
	0

A049207 as a square array

0	0	0	0	0	0	0	0	0	0	0	0
0	4	12	24	40	60	84	112	144	180
0	12	36	72	120	180	252	336	432
0	24	72	144	240	360	504	672
0	40	120	240	400	600	840
0	60	180	360	600	900
0	84	252	504	840
0	112	336	672
0	144	432
0	180
0

A049207 as an upper right triangle

0	0	0	0	0	0	0	0	0	0	0	0
	0	4	12	24	40	60	84	112	144	180
		0	12	36	72	120	180	252	336	432
			0	24	72	144	240	360	504	672
				0	40	120	240	400	600	840
					0	60	180	360	600	900
						0	84	252	504	840
							0	112	336	672
								0	144	432
									0	180
										0