A051598 - OEIS

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A051598 as a triangular array

									1
								2		3
							4		5		5
						6		9		10		7
					8		15		19		17		9
				10		23		34		36		26		11
			12		33		57		70		62		37		13
		14		45		90		127		132		99		50		15
	16		59		135		217		259		231		149		65		17
18		75		194		352		476		490		380		214		82		19

A051598 as a square array

1	2	4	6	8	10	12	14	16	18
3	5	9	15	23	33	45	59	75
5	10	19	34	57	90	135	194
7	17	36	70	127	217	352
9	26	62	132	259	476
11	37	99	231	490
13	50	149	380
15	65	214
17	82
19

A051598 as an upper right triangle

1	2	4	6	8	10	12	14	16	18
	3	5	9	15	23	33	45	59	75
		5	10	19	34	57	90	135	194
			7	17	36	70	127	217	352
				9	26	62	132	259	476
					11	37	99	231	490
						13	50	149	380
							15	65	214
								17	82
									19

									1
								2		3
							4		5		5
						6		9		10		7
					8		15		19		17		9
				10		23		34		36		26		11
			12		33		57		70		62		37		13
		14		45		90		127		132		99		50		15
	16		59		135		217		259		231		149		65		17
18		75		194		352		476		490		380		214		82		19

1	2	4	6	8	10	12	14	16	18
3	5	9	15	23	33	45	59	75
5	10	19	34	57	90	135	194
7	17	36	70	127	217	352
9	26	62	132	259	476
11	37	99	231	490
13	50	149	380
15	65	214
17	82
19

1	2	4	6	8	10	12	14	16	18
	3	5	9	15	23	33	45	59	75
		5	10	19	34	57	90	135	194
			7	17	36	70	127	217	352
				9	26	62	132	259	476
					11	37	99	231	490
						13	50	149	380
							15	65	214
								17	82
									19

									1
								2		3
							4		5		5
						6		9		10		7
					8		15		19		17		9
				10		23		34		36		26		11
			12		33		57		70		62		37		13
		14		45		90		127		132		99		50		15
	16		59		135		217		259		231		149		65		17
18		75		194		352		476		490		380		214		82		19

1	2	4	6	8	10	12	14	16	18
3	5	9	15	23	33	45	59	75
5	10	19	34	57	90	135	194
7	17	36	70	127	217	352
9	26	62	132	259	476
11	37	99	231	490
13	50	149	380
15	65	214
17	82
19

1	2	4	6	8	10	12	14	16	18
	3	5	9	15	23	33	45	59	75
		5	10	19	34	57	90	135	194
			7	17	36	70	127	217	352
				9	26	62	132	259	476
					11	37	99	231	490
						13	50	149	380
							15	65	214
								17	82
									19

									1
								2		3
							4		5		5
						6		9		10		7
					8		15		19		17		9
				10		23		34		36		26		11
			12		33		57		70		62		37		13
		14		45		90		127		132		99		50		15
	16		59		135		217		259		231		149		65		17
18		75		194		352		476		490		380		214		82		19

1	2	4	6	8	10	12	14	16	18
3	5	9	15	23	33	45	59	75
5	10	19	34	57	90	135	194
7	17	36	70	127	217	352
9	26	62	132	259	476
11	37	99	231	490
13	50	149	380
15	65	214
17	82
19

1	2	4	6	8	10	12	14	16	18
	3	5	9	15	23	33	45	59	75
		5	10	19	34	57	90	135	194
			7	17	36	70	127	217	352
				9	26	62	132	259	476
					11	37	99	231	490
						13	50	149	380
							15	65	214
								17	82
									19