A367575 - cp's OEIS frontend

A367575 Lexicographically earliest infinite sequence of distinct positive numbers such that, when all terms are written as a product of their prime factors with specific primes as the first and last factor, the sum of the two primes adjacent to the commas between the terms equals the magnitude of the difference between the terms.

n	a(n)
1	2
2	6
3	12
4	5
5	15
6	9
7	14
8	24
9	11
10	33
11	25
12	18
13	28
14	13
15	39
16	34
17	54
18	48
19	23
20	69
21	55
22	45
23	35
24	27
25	21
26	7
27	16
28	20
29	30
30	26
31	42
32	38
33	60
34	29
35	87
36	77
37	63
38	49
39	40
40	19
41	57
42	51
43	17
44	36
45	52
46	56
47	66
48	50
49	46
50	72
51	65
52	80
53	70
54	74
55	114
56	76
57	37
58	111
59	105
60	91
61	75
62	68
63	64
64	31
65	93
66	85
67	104
68	78
69	82
70	126
71	102
72	88

[2, 6, 12, 5, 15, 9, 14, 24, 11, 33, 25, 18, 28, 13, 39, 34, 54, 48, 23, 69, 55, 45, 35, 27, 21, 7, 16, 20, 30, 26, 42, 38, 60, 29, 87, 77, 63, 49, 40, 19, 57, 51, 17, 36, 52, 56, 66, 50, 46, 72, 65, 80, 70, 74, 114, 76, 37, 111, 105, 91, 75, 68, 64, 31, 93, 85, 104, 78, 82, 126, 102, 88]

cp's OEIS Frontend

Table of values

List of values

n	a(n)
1	2
2	6
3	12
4	5
5	15
6	9
7	14
8	24
9	11
10	33
11	25
12	18
13	28
14	13
15	39
16	34
17	54
18	48
19	23
20	69
21	55
22	45
23	35
24	27
25	21
26	7
27	16
28	20
29	30
30	26
31	42
32	38
33	60
34	29
35	87
36	77
37	63
38	49
39	40
40	19
41	57
42	51
43	17
44	36
45	52
46	56
47	66
48	50
49	46
50	72
51	65
52	80
53	70
54	74
55	114
56	76
57	37
58	111
59	105
60	91
61	75
62	68
63	64
64	31
65	93
66	85
67	104
68	78
69	82
70	126
71	102
72	88

n	a(n)
1	2
2	6
3	12
4	5
5	15
6	9
7	14
8	24
9	11
10	33
11	25
12	18
13	28
14	13
15	39
16	34
17	54
18	48
19	23
20	69
21	55
22	45
23	35
24	27
25	21
26	7
27	16
28	20
29	30
30	26
31	42
32	38
33	60
34	29
35	87
36	77
37	63
38	49
39	40
40	19
41	57
42	51
43	17
44	36
45	52
46	56
47	66
48	50
49	46
50	72
51	65
52	80
53	70
54	74
55	114
56	76
57	37
58	111
59	105
60	91
61	75
62	68
63	64
64	31
65	93
66	85
67	104
68	78
69	82
70	126
71	102
72	88

n	a(n)
1	2
2	6
3	12
4	5
5	15
6	9
7	14
8	24
9	11
10	33
11	25
12	18
13	28
14	13
15	39
16	34
17	54
18	48
19	23
20	69
21	55
22	45
23	35
24	27
25	21
26	7
27	16
28	20
29	30
30	26
31	42
32	38
33	60
34	29
35	87
36	77
37	63
38	49
39	40
40	19
41	57
42	51
43	17
44	36
45	52
46	56
47	66
48	50
49	46
50	72
51	65
52	80
53	70
54	74
55	114
56	76
57	37
58	111
59	105
60	91
61	75
62	68
63	64
64	31
65	93
66	85
67	104
68	78
69	82
70	126
71	102
72	88