A103178 - cp's OEIS frontend

A103178 Number of divisors of the decimal concatenation of the first n primes.

n	a(n)
1	2
2	2
3	4
4	2
5	8
6	8
7	4
8	8
9	8
10	8
11	32
12	24
13	8
14	16
15	8
16	16
17	16
18	16
19	4
20	8
21	8
22	16
23	8
24	24
25	16
26	64
27	4
28	32
29	8
30	128
31	32
32	32
33	128
34	128
35	192
36	16
37	16
38	64
39	16
40	768
41	8
42	48
43	256
44	128

[2, 2, 4, 2, 8, 8, 4, 8, 8, 8, 32, 24, 8, 16, 8, 16, 16, 16, 4, 8, 8, 16, 8, 24, 16, 64, 4, 32, 8, 128, 32, 32, 128, 128, 192, 16, 16, 64, 16, 768, 8, 48, 256, 128]

cp's OEIS Frontend

A103178 Number of divisors of the decimal concatenation of the first n primes.

Table of values

List of values

n	a(n)
1	2
2	2
3	4
4	2
5	8
6	8
7	4
8	8
9	8
10	8
11	32
12	24
13	8
14	16
15	8
16	16
17	16
18	16
19	4
20	8
21	8
22	16
23	8
24	24
25	16
26	64
27	4
28	32
29	8
30	128
31	32
32	32
33	128
34	128
35	192
36	16
37	16
38	64
39	16
40	768
41	8
42	48
43	256
44	128

n	a(n)
1	2
2	2
3	4
4	2
5	8
6	8
7	4
8	8
9	8
10	8
11	32
12	24
13	8
14	16
15	8
16	16
17	16
18	16
19	4
20	8
21	8
22	16
23	8
24	24
25	16
26	64
27	4
28	32
29	8
30	128
31	32
32	32
33	128
34	128
35	192
36	16
37	16
38	64
39	16
40	768
41	8
42	48
43	256
44	128

n	a(n)
1	2
2	2
3	4
4	2
5	8
6	8
7	4
8	8
9	8
10	8
11	32
12	24
13	8
14	16
15	8
16	16
17	16
18	16
19	4
20	8
21	8
22	16
23	8
24	24
25	16
26	64
27	4
28	32
29	8
30	128
31	32
32	32
33	128
34	128
35	192
36	16
37	16
38	64
39	16
40	768
41	8
42	48
43	256
44	128