A183225 - OEIS

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A183225 as a triangular array

													2
												4		2
											5		3		2
										7		5		3		2
									8		6		4		3		2
								9		7		6		4		3		2
							11		8		7		5		4		3		2
						12		10		8		7		5		4		3		2
					13		11		9		8		6		5		4		3		2
				14		12		10		9		8		6		5		4		3		2
			16		13		11		10		9		7		6		5		4		3		2
		17		14		13		11		10		9		7		6		5		4		3		2
	18

A183225 as a square array

2	4	5	7	8	9	11	12	13	14	16	17	18
2	3	5	6	7	8	10	11	12	13	14
2	3	4	6	7	8	9	10	11	13
2	3	4	5	7	8	9	10	11
2	3	4	5	6	8	9	10
2	3	4	5	6	7	9
2	3	4	5	6	7
2	3	4	5	6
2	3	4	5
2	3	4
2	3
2

A183225 as an upper right triangle

2	4	5	7	8	9	11	12	13	14	16	17	18
	2	3	5	6	7	8	10	11	12	13	14
		2	3	4	6	7	8	9	10	11	13
			2	3	4	5	7	8	9	10	11
				2	3	4	5	6	8	9	10
					2	3	4	5	6	7	9
						2	3	4	5	6	7
							2	3	4	5	6
								2	3	4	5
									2	3	4
										2	3
											2