A109313 - cp's OEIS frontend

A109313 Difference between prime factors of n-th semiprime.

n	a(n)
1	0
2	1
3	0
4	3
5	5
6	2
7	4
8	9
9	0
10	11
11	8
12	15
13	2
14	17
15	10
16	21
17	0
18	14
19	6
20	16
21	27
22	29
23	8
24	20
25	35
26	4
27	39
28	12
29	41
30	26
31	6
32	28
33	45
34	14
35	51
36	34
37	18
38	57
39	10
40	0
41	59
42	38
43	40
44	12
45	65
46	44
47	69
48	2
49	24
50	71
51	26
52	77
53	50
54	16
55	81
56	0
57	56
58	87
59	58
60	32
61	6
62	95
63	64
64	99
65	22
66	36
67	101
68	8
69	68
70	105
71	38
72	24
73	107
74	70
75	4

[0, 1, 0, 3, 5, 2, 4, 9, 0, 11, 8, 15, 2, 17, 10, 21, 0, 14, 6, 16, 27, 29, 8, 20, 35, 4, 39, 12, 41, 26, 6, 28, 45, 14, 51, 34, 18, 57, 10, 0, 59, 38, 40, 12, 65, 44, 69, 2, 24, 71, 26, 77, 50, 16, 81, 0, 56, 87, 58, 32, 6, 95, 64, 99, 22, 36, 101, 8, 68, 105, 38, 24, 107, 70, 4]

cp's OEIS Frontend

A109313 Difference between prime factors of n-th semiprime.

Table of values

List of values

n	a(n)
1	0
2	1
3	0
4	3
5	5
6	2
7	4
8	9
9	0
10	11
11	8
12	15
13	2
14	17
15	10
16	21
17	0
18	14
19	6
20	16
21	27
22	29
23	8
24	20
25	35
26	4
27	39
28	12
29	41
30	26
31	6
32	28
33	45
34	14
35	51
36	34
37	18
38	57
39	10
40	0
41	59
42	38
43	40
44	12
45	65
46	44
47	69
48	2
49	24
50	71
51	26
52	77
53	50
54	16
55	81
56	0
57	56
58	87
59	58
60	32
61	6
62	95
63	64
64	99
65	22
66	36
67	101
68	8
69	68
70	105
71	38
72	24
73	107
74	70
75	4

n	a(n)
1	0
2	1
3	0
4	3
5	5
6	2
7	4
8	9
9	0
10	11
11	8
12	15
13	2
14	17
15	10
16	21
17	0
18	14
19	6
20	16
21	27
22	29
23	8
24	20
25	35
26	4
27	39
28	12
29	41
30	26
31	6
32	28
33	45
34	14
35	51
36	34
37	18
38	57
39	10
40	0
41	59
42	38
43	40
44	12
45	65
46	44
47	69
48	2
49	24
50	71
51	26
52	77
53	50
54	16
55	81
56	0
57	56
58	87
59	58
60	32
61	6
62	95
63	64
64	99
65	22
66	36
67	101
68	8
69	68
70	105
71	38
72	24
73	107
74	70
75	4

n	a(n)
1	0
2	1
3	0
4	3
5	5
6	2
7	4
8	9
9	0
10	11
11	8
12	15
13	2
14	17
15	10
16	21
17	0
18	14
19	6
20	16
21	27
22	29
23	8
24	20
25	35
26	4
27	39
28	12
29	41
30	26
31	6
32	28
33	45
34	14
35	51
36	34
37	18
38	57
39	10
40	0
41	59
42	38
43	40
44	12
45	65
46	44
47	69
48	2
49	24
50	71
51	26
52	77
53	50
54	16
55	81
56	0
57	56
58	87
59	58
60	32
61	6
62	95
63	64
64	99
65	22
66	36
67	101
68	8
69	68
70	105
71	38
72	24
73	107
74	70
75	4