A384835 - cp's OEIS frontend

A384835 The exponents (j, k) of the numbers 2^j*3^k that are averages of twin primes, with both j and k > 0, in the order of their sum, and then by j.

n	a(n)
1	1
2	1
3	1
4	2
5	2
6	1
7	2
8	3
9	3
10	2
11	4
12	3
13	6
14	1
15	5
16	4
17	7
18	2
19	3
20	10
21	6
22	7
23	2
24	15
25	12
26	5
27	18
28	1
29	18
30	5
31	21
32	4
33	24
34	5
35	27
36	4
37	11
38	24
39	30
40	7
41	32
42	9
43	33
44	8
45	31
46	12
47	36
48	7
49	43
50	2
51	32
52	15
53	43
54	8
55	50
56	9
57	63
58	2
59	66
60	25
61	79
62	20
63	99
64	10
65	57
66	64
67	82
68	63
69	63
70	88
71	56
72	99
73	148
74	27

[1, 1, 1, 2, 2, 1, 2, 3, 3, 2, 4, 3, 6, 1, 5, 4, 7, 2, 3, 10, 6, 7, 2, 15, 12, 5, 18, 1, 18, 5, 21, 4, 24, 5, 27, 4, 11, 24, 30, 7, 32, 9, 33, 8, 31, 12, 36, 7, 43, 2, 32, 15, 43, 8, 50, 9, 63, 2, 66, 25, 79, 20, 99, 10, 57, 64, 82, 63, 63, 88, 56, 99, 148, 27]

cp's OEIS Frontend

A384835 The exponents (j, k) of the numbers 2^j*3^k that are averages of twin primes, with both j and k > 0, in the order of their sum, and then by j.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	2
5	2
6	1
7	2
8	3
9	3
10	2
11	4
12	3
13	6
14	1
15	5
16	4
17	7
18	2
19	3
20	10
21	6
22	7
23	2
24	15
25	12
26	5
27	18
28	1
29	18
30	5
31	21
32	4
33	24
34	5
35	27
36	4
37	11
38	24
39	30
40	7
41	32
42	9
43	33
44	8
45	31
46	12
47	36
48	7
49	43
50	2
51	32
52	15
53	43
54	8
55	50
56	9
57	63
58	2
59	66
60	25
61	79
62	20
63	99
64	10
65	57
66	64
67	82
68	63
69	63
70	88
71	56
72	99
73	148
74	27

n	a(n)
1	1
2	1
3	1
4	2
5	2
6	1
7	2
8	3
9	3
10	2
11	4
12	3
13	6
14	1
15	5
16	4
17	7
18	2
19	3
20	10
21	6
22	7
23	2
24	15
25	12
26	5
27	18
28	1
29	18
30	5
31	21
32	4
33	24
34	5
35	27
36	4
37	11
38	24
39	30
40	7
41	32
42	9
43	33
44	8
45	31
46	12
47	36
48	7
49	43
50	2
51	32
52	15
53	43
54	8
55	50
56	9
57	63
58	2
59	66
60	25
61	79
62	20
63	99
64	10
65	57
66	64
67	82
68	63
69	63
70	88
71	56
72	99
73	148
74	27

n	a(n)
1	1
2	1
3	1
4	2
5	2
6	1
7	2
8	3
9	3
10	2
11	4
12	3
13	6
14	1
15	5
16	4
17	7
18	2
19	3
20	10
21	6
22	7
23	2
24	15
25	12
26	5
27	18
28	1
29	18
30	5
31	21
32	4
33	24
34	5
35	27
36	4
37	11
38	24
39	30
40	7
41	32
42	9
43	33
44	8
45	31
46	12
47	36
48	7
49	43
50	2
51	32
52	15
53	43
54	8
55	50
56	9
57	63
58	2
59	66
60	25
61	79
62	20
63	99
64	10
65	57
66	64
67	82
68	63
69	63
70	88
71	56
72	99
73	148
74	27