A183917 - OEIS

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A183917 as a triangular array

												1
											1		2
										1		3		2
									1		4		5		3
								1		5		8		8		3
							1		6		13		18		12		4
						1		7		18		33		32		18		4
					1		8		25		55		73		58		24		5
				1		9		32		86		141		151		94		33		5
			1		10		41		126		252		338		289		151		43		6
		1		11		50		177		414		676		734		526		227		55		6
	1		12		61		241		649		1242		1656		1514

A183917 as a square array

1	1	1	1	1	1	1	1	1	1	1	1
2	3	4	5	6	7	8	9	10	11	12
2	5	8	13	18	25	32	41	50	61
3	8	18	33	55	86	126	177	241
3	12	32	73	141	252	414	649
4	18	58	151	338	676	1242
4	24	94	289	734	1656
5	33	151	526	1514
5	43	227
6	55
6

A183917 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1	1
	2	3	4	5	6	7	8	9	10	11	12
		2	5	8	13	18	25	32	41	50	61
			3	8	18	33	55	86	126	177	241
				3	12	32	73	141	252	414	649
					4	18	58	151	338	676	1242
						4	24	94	289	734	1656
							5	33	151	526	1514
								5	43	227
									6	55
										6