A250167 - OEIS

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A250167 as a triangular array

										2
									3		4
								4		11		8
							5		20		37		16
						6		33		96		119		32
					7		48		211		436		373		64
				8		67		380		1269		1880		1151		128
			9		88		639		2860		7109		7836		3517		256
		10		113		976		5831		19896		37881		32032		10679		512
	11		140		1437		10460		49037		129648		195927

A250167 as a square array

2	3	4	5	6	7	8	9	10	11
4	11	20	33	48	67	88	113	140
8	37	96	211	380	639	976	1437
16	119	436	1269	2860	5831	10460
32	373	1880	7109	19896	49037
64	1151	7836	37881	129648
128	3517	32032	195927
256	10679
512

A250167 as an upper right triangle

2	3	4	5	6	7	8	9	10	11
	4	11	20	33	48	67	88	113	140
		8	37	96	211	380	639	976	1437
			16	119	436	1269	2860	5831	10460
				32	373	1880	7109	19896	49037
					64	1151	7836	37881	129648
						128	3517	32032	195927
							256	10679
								512