A175013 - cp's OEIS frontend

A175013 Sum of digits of n-th semiprime.

n	a(n)
1	4
2	6
3	9
4	1
5	5
6	6
7	3
8	4
9	7
10	8
11	6
12	7
13	8
14	11
15	12
16	10
17	13
18	6
19	10
20	12
21	13
22	8
23	11
24	15
25	11
26	14
27	10
28	13
29	14
30	15
31	10
32	12
33	13
34	14
35	7
36	3
37	7
38	10
39	11
40	4
41	5
42	6
43	12
44	7
45	8
46	6
47	7
48	8
49	10
50	11
51	11
52	14
53	15
54	8
55	13
56	16
57	15
58	16
59	12
60	14
61	16
62	14
63	3
64	4
65	5
66	7
67	8
68	11
69	6
70	7
71	8
72	10
73	11
74	12
75	5
76	10
77	10
78	12
79	13
80	15
81	10

[4, 6, 9, 1, 5, 6, 3, 4, 7, 8, 6, 7, 8, 11, 12, 10, 13, 6, 10, 12, 13, 8, 11, 15, 11, 14, 10, 13, 14, 15, 10, 12, 13, 14, 7, 3, 7, 10, 11, 4, 5, 6, 12, 7, 8, 6, 7, 8, 10, 11, 11, 14, 15, 8, 13, 16, 15, 16, 12, 14, 16, 14, 3, 4, 5, 7, 8, 11, 6, 7, 8, 10, 11, 12, 5, 10, 10, 12, 13, 15, 10]

cp's OEIS Frontend

A175013 Sum of digits of n-th semiprime.

Table of values

List of values

n	a(n)
1	4
2	6
3	9
4	1
5	5
6	6
7	3
8	4
9	7
10	8
11	6
12	7
13	8
14	11
15	12
16	10
17	13
18	6
19	10
20	12
21	13
22	8
23	11
24	15
25	11
26	14
27	10
28	13
29	14
30	15
31	10
32	12
33	13
34	14
35	7
36	3
37	7
38	10
39	11
40	4
41	5
42	6
43	12
44	7
45	8
46	6
47	7
48	8
49	10
50	11
51	11
52	14
53	15
54	8
55	13
56	16
57	15
58	16
59	12
60	14
61	16
62	14
63	3
64	4
65	5
66	7
67	8
68	11
69	6
70	7
71	8
72	10
73	11
74	12
75	5
76	10
77	10
78	12
79	13
80	15
81	10

n	a(n)
1	4
2	6
3	9
4	1
5	5
6	6
7	3
8	4
9	7
10	8
11	6
12	7
13	8
14	11
15	12
16	10
17	13
18	6
19	10
20	12
21	13
22	8
23	11
24	15
25	11
26	14
27	10
28	13
29	14
30	15
31	10
32	12
33	13
34	14
35	7
36	3
37	7
38	10
39	11
40	4
41	5
42	6
43	12
44	7
45	8
46	6
47	7
48	8
49	10
50	11
51	11
52	14
53	15
54	8
55	13
56	16
57	15
58	16
59	12
60	14
61	16
62	14
63	3
64	4
65	5
66	7
67	8
68	11
69	6
70	7
71	8
72	10
73	11
74	12
75	5
76	10
77	10
78	12
79	13
80	15
81	10

n	a(n)
1	4
2	6
3	9
4	1
5	5
6	6
7	3
8	4
9	7
10	8
11	6
12	7
13	8
14	11
15	12
16	10
17	13
18	6
19	10
20	12
21	13
22	8
23	11
24	15
25	11
26	14
27	10
28	13
29	14
30	15
31	10
32	12
33	13
34	14
35	7
36	3
37	7
38	10
39	11
40	4
41	5
42	6
43	12
44	7
45	8
46	6
47	7
48	8
49	10
50	11
51	11
52	14
53	15
54	8
55	13
56	16
57	15
58	16
59	12
60	14
61	16
62	14
63	3
64	4
65	5
66	7
67	8
68	11
69	6
70	7
71	8
72	10
73	11
74	12
75	5
76	10
77	10
78	12
79	13
80	15
81	10