A117316 - OEIS

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A117316 as a triangular array

											1
										0		1
									2		0		1
								2		4		0		1
							6		4		6		0		1
						10		16		6		8		0		1
					22		28		30		8		10		0		1
				42		72		54		48		10		12		0		1
			86		148		158		88		70		12		14		0		1
		170		336		342		288		130		96		14		16		0		1
	342		716		846		648		470		180		126		16		18		0		1

A117316 as a square array

1	0	2	2	6	10	22	42	86	170	342
1	0	4	4	16	28	72	148	336	716
1	0	6	6	30	54	158	342	846
1	0	8	8	48	88	288	648
1	0	10	10	70	130	470
1	0	12	12	96	180
1	0	14	14	126
1	0	16	16
1	0	18
1	0
1

A117316 as an upper right triangle

1	0	2	2	6	10	22	42	86	170	342
	1	0	4	4	16	28	72	148	336	716
		1	0	6	6	30	54	158	342	846
			1	0	8	8	48	88	288	648
				1	0	10	10	70	130	470
					1	0	12	12	96	180
						1	0	14	14	126
							1	0	16	16
								1	0	18
									1	0
										1