A208078 - OEIS

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A208078 as a triangular array

										2
									4		4
								6		16		6
							10		36		36		9
						16		100		126		81		15
					26		256		510		441		225		25
				42		676		1968		2601		1785		625		40
			68		1764		7722		15129		16065		7225		1600		64
		110		4624		30114		88209		139605		99225		27880		4096		104
	178		12100		117708		514089		1228095

A208078 as a square array

2	4	6	10	16	26	42	68	110	178
4	16	36	100	256	676	1764	4624	12100
6	36	126	510	1968	7722	30114	117708
9	81	441	2601	15129	88209	514089
15	225	1785	16065	139605	1228095
25	625	7225	99225
40	1600	27880
64	4096
104

A208078 as an upper right triangle

2	4	6	10	16	26	42	68	110	178
	4	16	36	100	256	676	1764	4624	12100
		6	36	126	510	1968	7722	30114	117708
			9	81	441	2601	15129	88209	514089
				15	225	1785	16065	139605	1228095
					25	625	7225	99225
						40	1600	27880
							64	4096
								104