A105728 - OEIS

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A105728 as a triangular array

											1
										1		2
									1		5		3
								1		11		11		4
							1		23		33		19		5
						1		47		89		71		29		6
					1		95		225		231		129		41		7
				1		191		545		687		489		211		55		8
			1		383		1281		1919		1665		911		321		71		9
		1		767		2945		5119		5249		3487		1553		463		89		10
	1		1535		6657		13183		15617		12223		6593		2479		641		109		11

A105728 as a square array

1	1	1	1	1	1	1	1	1	1	1
2	5	11	23	47	95	191	383	767	1535
3	11	33	89	225	545	1281	2945	6657
4	19	71	231	687	1919	5119	13183
5	29	129	489	1665	5249	15617
6	41	211	911	3487	12223
7	55	321	1553	6593
8	71	463	2479
9	89	641
10	109
11

A105728 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1
	2	5	11	23	47	95	191	383	767	1535
		3	11	33	89	225	545	1281	2945	6657
			4	19	71	231	687	1919	5119	13183
				5	29	129	489	1665	5249	15617
					6	41	211	911	3487	12223
						7	55	321	1553	6593
							8	71	463	2479
								9	89	641
									10	109
										11