A208379 - OEIS

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A208379 as a triangular array

											2
										4		4
									6		16		6
								10		36		36		8
							16		100		72		64		10
						26		256		240		108		100		12
					42		676		704		420		144		144		14
				68		1764		2080		1344		640		180		196		16
			110		4624		6216		4212		2176		900		216		256		18
		178		12100		18496		13860		7072		3200		1200		252		324		20
	288

A208379 as a square array

2	4	6	10	16	26	42	68	110	178	288
4	16	36	100	256	676	1764	4624	12100
6	36	72	240	704	2080	6216	18496
8	64	108	420	1344	4212	13860
10	100	144	640	2176	7072
12	144	180	900	3200
14	196	216	1200
16	256	252
18	324
20

A208379 as an upper right triangle

2	4	6	10	16	26	42	68	110	178	288
	4	16	36	100	256	676	1764	4624	12100
		6	36	72	240	704	2080	6216	18496
			8	64	108	420	1344	4212	13860
				10	100	144	640	2176	7072
					12	144	180	900	3200
						14	196	216	1200
							16	256	252
								18	324
									20