A101161 - OEIS

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A101161 as a triangular array

											1
										2		1
									2		3		1
								2		7		4		1
							2		18		14		5		1
						2		47		52		23		6		1
					2		123		194		110		34		7		1
				2		322		724		527		198		47		8		1
			2		843		2702		2525		1154		322		62		9		1
		2		2207		10084		12098		6726		2207		488		79		10		1
	2		5778		37634		57965		39202		15127		3842		702		98

A101161 as a square array

1	2	2	2	2	2	2	2	2	2	2
1	3	7	18	47	123	322	843	2207	5778
1	4	14	52	194	724	2702	10084	37634
1	5	23	110	527	2525	12098	57965
1	6	34	198	1154	6726	39202
1	7	47	322	2207	15127
1	8	62	488	3842
1	9	79	702
1	10	98
1

A101161 as an upper right triangle

1	2	2	2	2	2	2	2	2	2	2
	1	3	7	18	47	123	322	843	2207	5778
		1	4	14	52	194	724	2702	10084	37634
			1	5	23	110	527	2525	12098	57965
				1	6	34	198	1154	6726	39202
					1	7	47	322	2207	15127
						1	8	62	488	3842
							1	9	79	702
								1	10	98
									1