A391260 - OEIS

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A391260 as a triangular array

													1
												2		2
											3		4		3
										4		6		6		4
									5		8		9		8		5
								6		10		12		12		10		6
							7		12		0		16		0		12		7
						8		14		18		20		20		18		14		8
					9		16		0		24		0		24		0		16		9
				10		18		24		28		0		0		28		24		18		10
			11		20		27		32		35		36		35		32		27		20		11
		12		22		0		36		40		0		0		40		36		0		22		12
	13		24		0		40		45		48		49		48		45		40		0		24		13

A391260 as a square array

1	2	3	4	5	6	7	8	9	10	11	12	13
2	4	6	8	10	12	14	16	18	20	22	24
3	6	9	12	0	18	0	24	27	0	0
4	8	12	16	20	24	28	32	36	40
5	10	0	20	0	0	35	40	45
6	12	18	24	0	36	0	48
7	14	0	28	35	0	49
8	16	24	32	40	48
9	18	27	36	45
10	20	0	40
11	22	0
12	24
13

A391260 as an upper right triangle

1	2	3	4	5	6	7	8	9	10	11	12	13
	2	4	6	8	10	12	14	16	18	20	22	24
		3	6	9	12	0	18	0	24	27	0	0
			4	8	12	16	20	24	28	32	36	40
				5	10	0	20	0	0	35	40	45
					6	12	18	24	0	36	0	48
						7	14	0	28	35	0	49
							8	16	24	32	40	48
								9	18	27	36	45
									10	20	0	40
										11	22	0
											12	24
												13