A230940 - OEIS

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A230940 as a triangular array

										0
									2		2
								2		6		2
							8		16		16		8
						8		48		34		48		8
					42		146		232		232		146		42
				42		438		522		1242		522		438		42
			208		1312		3768		6896		6896		3768		1312		208
		208		3936		8450		37984		28216		37984		8450		3936		208
	1042		11810		60824		208172		396950		396950

A230940 as a square array

0	2	2	8	8	42	42	208	208	1042
2	6	16	48	146	438	1312	3936	11810
2	16	34	232	522	3768	8450	60824
8	48	232	1242	6896	37984	208172
8	146	522	6896	28216	396950
42	438	3768	37984	396950
42	1312	8450
208	3936
208

A230940 as an upper right triangle

0	2	2	8	8	42	42	208	208	1042
	2	6	16	48	146	438	1312	3936	11810
		2	16	34	232	522	3768	8450	60824
			8	48	232	1242	6896	37984	208172
				8	146	522	6896	28216	396950
					42	438	3768	37984	396950
						42	1312	8450
							208	3936
								208