A163904 - OEIS

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A163904 as a triangular array

														1
													1		2
												6		2		6
											3		3		6		3
										1		6		6		3		4
									3		3		3		6		8		8
								1		3		4		3		4		4		2
							1		2		2		2		2		2		2		2
						6		2		4		4		4		4		8		2		6
					6		6		2		4		4		8		8		4		6		6
				12		6		12		2		4		8		4		4		12		6		18
			6		6		12		6		2		4		8		4		6		12		18		6
		3		12		18		6		9		2		2		8		6		6		12		18		3
	3		6		18		18

A163904 as a square array

1	1	6	3	1	3	1	1	6	6	12	6	3	3
2	2	3	6	3	3	2	2	6	6	6	12	6
6	6	6	3	4	2	4	2	12	12	18	18
3	3	6	3	2	4	4	2	6	6	18
4	8	4	2	4	4	4	2	9
8	4	2	4	8	8	4	2
2	2	8	8	4	8	2
2	2	4	4	4	8
6	6	12	6	6
6	6	12	6
18	18	12
6	18
3

A163904 as an upper right triangle

1	1	6	3	1	3	1	1	6	6	12	6	3	3
	2	2	3	6	3	3	2	2	6	6	6	12	6
		6	6	6	3	4	2	4	2	12	12	18	18
			3	3	6	3	2	4	4	2	6	6	18
				4	8	4	2	4	4	4	2	9
					8	4	2	4	8	8	4	2
						2	2	8	8	4	8	2
							2	2	4	4	4	8
								6	6	12	6	6
									6	6	12	6
										18	18	12
											6	18
												3