A286109 - OEIS

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A286109 as a triangular array

													0
												2		2
											5		3		5
										9		9		9		9
									14		12		10		12		14
								20		20		16		16		20		20
							27		25		27		21		27		25		27
						35		35		35		35		35		35		35		35
					44		42		40		42		36		42		40		42		44
				54		54		50		50		46		46		50		50		54		54
			65		63		65		59		57		55		57		59		65		63		65
		77		77		77		77		69		69		69		69		77		77		77		77
	90		88		86		88		90		80		78		80		90		88		86		88		90

A286109 as a square array

0	2	5	9	14	20	27	35	44	54	65	77	90
2	3	9	12	20	25	35	42	54	63	77	88
5	9	10	16	27	35	40	50	65	77	86
9	12	16	21	35	42	50	59	77	88
14	20	27	35	36	46	57	69	90
20	25	35	42	46	55	69	80
27	35	40	50	57	69	78
35	42	50	59	69	80
44	54	65	77	90
54	63	77	88
65	77	86
77	88
90

A286109 as an upper right triangle

0	2	5	9	14	20	27	35	44	54	65	77	90
	2	3	9	12	20	25	35	42	54	63	77	88
		5	9	10	16	27	35	40	50	65	77	86
			9	12	16	21	35	42	50	59	77	88
				14	20	27	35	36	46	57	69	90
					20	25	35	42	46	55	69	80
						27	35	40	50	57	69	78
							35	42	50	59	69	80
								44	54	65	77	90
									54	63	77	88
										65	77	86
											77	88
												90