A215083 - OEIS

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A215083 as a triangular array

											0
										0		1
									0		1		5
								0		1		9		36
							0		1		17		98		354
						0		1		33		276		1300		4425
					0		1		65		794		4890		20515		67171
				0		1		129		2316		18700		96825		376761		1200304
			0		1		257		6818		72354		462979		2142595		7907396		24684612
		0		1		513		20196		282340		2235465		12313161		52666768		186884496		574304985
	0		1		1025		60074		1108650		10874275		71340451		353815700		1427557524		4914341925		14914341925

A215083 as a square array

0	0	0	0	0	0	0	0	0	0	0
1	1	1	1	1	1	1	1	1	1
5	9	17	33	65	129	257	513	1025
36	98	276	794	2316	6818	20196	60074
354	1300	4890	18700	72354	282340	1108650
4425	20515	96825	462979	2235465	10874275
67171	376761	2142595	12313161	71340451
1200304	7907396	52666768	353815700
24684612	186884496	1427557524
574304985	4914341925
14914341925

A215083 as an upper right triangle

0	0	0	0	0	0	0	0	0	0	0
	1	1	1	1	1	1	1	1	1	1
		5	9	17	33	65	129	257	513	1025
			36	98	276	794	2316	6818	20196	60074
				354	1300	4890	18700	72354	282340	1108650
					4425	20515	96825	462979	2235465	10874275
						67171	376761	2142595	12313161	71340451
							1200304	7907396	52666768	353815700
								24684612	186884496	1427557524
									574304985	4914341925
										14914341925