A227341 - OEIS

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A227341 as a triangular array

											1
										1		1
									0		2		1
								0		2		4		1
							0		2		10		7		1
						0		2		22		31		11		1
					0		2		46		115		75		16		1
				0		2		94		391		415		155		22		1
			0		2		190		1267		2051		1190		287		29		1
		0		2		382		3991		9471		8001		2912		490		37		1
	0		2		766		12355		41875		49476		25473		6342		786		46		1

A227341 as a square array

1	1	0	0	0	0	0	0	0	0	0
1	2	2	2	2	2	2	2	2	2
1	4	10	22	46	94	190	382	766
1	7	31	115	391	1267	3991	12355
1	11	75	415	2051	9471	41875
1	16	155	1190	8001	49476
1	22	287	2912	25473
1	29	490	6342
1	37	786
1	46
1

A227341 as an upper right triangle

1	1	0	0	0	0	0	0	0	0	0
	1	2	2	2	2	2	2	2	2	2
		1	4	10	22	46	94	190	382	766
			1	7	31	115	391	1267	3991	12355
				1	11	75	415	2051	9471	41875
					1	16	155	1190	8001	49476
						1	22	287	2912	25473
							1	29	490	6342
								1	37	786
									1	46
										1