A071260 - cp's OEIS frontend

A071260 Integer part of the geometric mean of the n-th prime prime(n) and the n-th composite number C(n).

n	a(n)
0	2
1	4
2	6
3	7
4	10
5	12
6	15
7	16
8	19
9	22
10	24
11	27
12	30
13	32
14	34
15	37
16	39
17	41
18	44
19	47
20	49
21	51
22	53
23	56
24	60
25	62
26	64
27	67
28	69
29	71
30	76
31	79
32	81
33	83
34	87
35	88
36	92
37	94
38	96
39	99
40	101
41	104
42	108
43	110
44	112
45	113
46	118
47	123
48	125
49	126
50	129
51	132
52	134
53	138
54	140
55	143
56	146
57	148
58	150
59	153
60	155
61	158

[2, 4, 6, 7, 10, 12, 15, 16, 19, 22, 24, 27, 30, 32, 34, 37, 39, 41, 44, 47, 49, 51, 53, 56, 60, 62, 64, 67, 69, 71, 76, 79, 81, 83, 87, 88, 92, 94, 96, 99, 101, 104, 108, 110, 112, 113, 118, 123, 125, 126, 129, 132, 134, 138, 140, 143, 146, 148, 150, 153, 155, 158]

cp's OEIS Frontend

A071260 Integer part of the geometric mean of the n-th prime prime(n) and the n-th composite number C(n).

Table of values

List of values

n	a(n)
0	2
1	4
2	6
3	7
4	10
5	12
6	15
7	16
8	19
9	22
10	24
11	27
12	30
13	32
14	34
15	37
16	39
17	41
18	44
19	47
20	49
21	51
22	53
23	56
24	60
25	62
26	64
27	67
28	69
29	71
30	76
31	79
32	81
33	83
34	87
35	88
36	92
37	94
38	96
39	99
40	101
41	104
42	108
43	110
44	112
45	113
46	118
47	123
48	125
49	126
50	129
51	132
52	134
53	138
54	140
55	143
56	146
57	148
58	150
59	153
60	155
61	158

n	a(n)
0	2
1	4
2	6
3	7
4	10
5	12
6	15
7	16
8	19
9	22
10	24
11	27
12	30
13	32
14	34
15	37
16	39
17	41
18	44
19	47
20	49
21	51
22	53
23	56
24	60
25	62
26	64
27	67
28	69
29	71
30	76
31	79
32	81
33	83
34	87
35	88
36	92
37	94
38	96
39	99
40	101
41	104
42	108
43	110
44	112
45	113
46	118
47	123
48	125
49	126
50	129
51	132
52	134
53	138
54	140
55	143
56	146
57	148
58	150
59	153
60	155
61	158

n	a(n)
0	2
1	4
2	6
3	7
4	10
5	12
6	15
7	16
8	19
9	22
10	24
11	27
12	30
13	32
14	34
15	37
16	39
17	41
18	44
19	47
20	49
21	51
22	53
23	56
24	60
25	62
26	64
27	67
28	69
29	71
30	76
31	79
32	81
33	83
34	87
35	88
36	92
37	94
38	96
39	99
40	101
41	104
42	108
43	110
44	112
45	113
46	118
47	123
48	125
49	126
50	129
51	132
52	134
53	138
54	140
55	143
56	146
57	148
58	150
59	153
60	155
61	158