A133082 - OEIS

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A133082 as a triangular array

											0
										1		2
									2		4		5
								3		6		8		9
							4		8		11		13		14
						5		10		14		17		19		20
					6		12		17		21		24		26		27
				7		14		20		25		29		32		34		35
			8		16		23		29		34		38		41		43		44
		9		18		26		33		39		44		48		51		53		54
	10		20		29		37		44		50		55		59		62		64		65

A133082 as a square array

0	1	2	3	4	5	6	7	8	9	10
2	4	6	8	10	12	14	16	18	20
5	8	11	14	17	20	23	26	29
9	13	17	21	25	29	33	37
14	19	24	29	34	39	44
20	26	32	38	44	50
27	34	41	48	55
35	43	51	59
44	53	62
54	64
65

A133082 as an upper right triangle

0	1	2	3	4	5	6	7	8	9	10
	2	4	6	8	10	12	14	16	18	20
		5	8	11	14	17	20	23	26	29
			9	13	17	21	25	29	33	37
				14	19	24	29	34	39	44
					20	26	32	38	44	50
						27	34	41	48	55
							35	43	51	59
								44	53	62
									54	64
										65