A191670 - OEIS

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A191670 as a triangular array

											1
										2		4
									3		6		8
								5		9		11		12
							7		13		15		17		16
						10		18		21		23		22		20
					14		25		29		31		30		27		24
				19		34		39		42		41		37		33		28
			26		46		53		57		55		50		45		38		32
		35		62		71		77		74		67		61		51		43		36
	47		83		95		103		99		90		82		69		58		49		40
63

A191670 as a square array

1	2	3	5	7	10	14	19	26	35	47	63
4	6	9	13	18	25	34	46	62	83
8	11	15	21	29	39	53	71	95
12	17	23	31	42	57	77	103
16	22	30	41	55	74	99
20	27	37	50	67	90
24	33	45	61	82
28	38	51	69
32	43	58
36	49
40

A191670 as an upper right triangle

1	2	3	5	7	10	14	19	26	35	47	63
	4	6	9	13	18	25	34	46	62	83
		8	11	15	21	29	39	53	71	95
			12	17	23	31	42	57	77	103
				16	22	30	41	55	74	99
					20	27	37	50	67	90
						24	33	45	61	82
							28	38	51	69
								32	43	58
									36	49
										40

											1
										2		4
									3		6		8
								5		9		11		12
							7		13		15		17		16
						10		18		21		23		22		20
					14		25		29		31		30		27		24
				19		34		39		42		41		37		33		28
			26		46		53		57		55		50		45		38		32
		35		62		71		77		74		67		61		51		43		36
	47		83		95		103		99		90		82		69		58		49		40
63

1	2	3	5	7	10	14	19	26	35	47	63
4	6	9	13	18	25	34	46	62	83
8	11	15	21	29	39	53	71	95
12	17	23	31	42	57	77	103
16	22	30	41	55	74	99
20	27	37	50	67	90
24	33	45	61	82
28	38	51	69
32	43	58
36	49
40

1	2	3	5	7	10	14	19	26	35	47	63
	4	6	9	13	18	25	34	46	62	83
		8	11	15	21	29	39	53	71	95
			12	17	23	31	42	57	77	103
				16	22	30	41	55	74	99
					20	27	37	50	67	90
						24	33	45	61	82
							28	38	51	69
								32	43	58
									36	49
										40

											1
										2		4
									3		6		8
								5		9		11		12
							7		13		15		17		16
						10		18		21		23		22		20
					14		25		29		31		30		27		24
				19		34		39		42		41		37		33		28
			26		46		53		57		55		50		45		38		32
		35		62		71		77		74		67		61		51		43		36
	47		83		95		103		99		90		82		69		58		49		40
63

1	2	3	5	7	10	14	19	26	35	47	63
4	6	9	13	18	25	34	46	62	83
8	11	15	21	29	39	53	71	95
12	17	23	31	42	57	77	103
16	22	30	41	55	74	99
20	27	37	50	67	90
24	33	45	61	82
28	38	51	69
32	43	58
36	49
40

1	2	3	5	7	10	14	19	26	35	47	63
	4	6	9	13	18	25	34	46	62	83
		8	11	15	21	29	39	53	71	95
			12	17	23	31	42	57	77	103
				16	22	30	41	55	74	99
					20	27	37	50	67	90
						24	33	45	61	82
							28	38	51	69
								32	43	58
									36	49
										40

											1
										2		4
									3		6		8
								5		9		11		12
							7		13		15		17		16
						10		18		21		23		22		20
					14		25		29		31		30		27		24
				19		34		39		42		41		37		33		28
			26		46		53		57		55		50		45		38		32
		35		62		71		77		74		67		61		51		43		36
	47		83		95		103		99		90		82		69		58		49		40
63

1	2	3	5	7	10	14	19	26	35	47	63
4	6	9	13	18	25	34	46	62	83
8	11	15	21	29	39	53	71	95
12	17	23	31	42	57	77	103
16	22	30	41	55	74	99
20	27	37	50	67	90
24	33	45	61	82
28	38	51	69
32	43	58
36	49
40

1	2	3	5	7	10	14	19	26	35	47	63
	4	6	9	13	18	25	34	46	62	83
		8	11	15	21	29	39	53	71	95
			12	17	23	31	42	57	77	103
				16	22	30	41	55	74	99
					20	27	37	50	67	90
						24	33	45	61	82
							28	38	51	69
								32	43	58
									36	49
										40