A055378 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A055378 as a triangular array

													2
												1		2
											0		2		2
										1		2		3		2
									0		2		4		4		2
								0		2		5		6		5		2
							1		2		6		10		8		6		2
						0		2		8		12		17		10		7		2
					0		2		9		18		20		26		12		8		2
				0		2		10		28		32		30		37		14		9		2
			1		2		12		30		65		50		42		50		16		10		2
		0		2		16		36		68		126		72		56		65		18		11		2
	0		2		17		54		80		130

A055378 as a square array

2	1	0	1	0	0	1	0	0	0	1	0	0
2	2	2	2	2	2	2	2	2	2	2	2
2	3	4	5	6	8	9	10	12	16	17
2	4	6	10	12	18	28	30	36	54
2	5	8	17	20	32	65	68	80
2	6	10	26	30	50	126	130
2	7	12	37	42	72
2	8	14	50	56
2	9	16	65
2	10	18
2	11
2

A055378 as an upper right triangle

2	1	0	1	0	0	1	0	0	0	1	0	0
	2	2	2	2	2	2	2	2	2	2	2	2
		2	3	4	5	6	8	9	10	12	16	17
			2	4	6	10	12	18	28	30	36	54
				2	5	8	17	20	32	65	68	80
					2	6	10	26	30	50	126	130
						2	7	12	37	42	72
							2	8	14	50	56
								2	9	16	65
									2	10	18
										2	11
											2