A141703 - cp's OEIS frontend

A141703 a(n) is the number of Carmichael numbers of the form prime(n)prime(n')prime(n") with n < n' < n".

n	a(n)
1	0
2	1
3	3
4	6
5	0
6	5
7	2
8	2
9	1
10	2
11	7
12	5
13	7
14	11
15	3
16	3
17	1
18	10
19	3
20	7
21	4
22	1
23	2
24	5
25	6
26	2
27	5
28	3
29	10
30	5
31	5
32	11
33	4
34	6
35	2
36	9
37	11
38	7
39	2
40	3
41	4
42	11
43	6
44	10
45	0
46	7
47	17
48	5
49	4
50	6
51	1
52	5
53	10
54	7
55	5
56	4
57	4
58	14
59	8
60	9
61	2
62	5
63	12
64	9
65	16
66	2
67	16
68	15
69	2
70	6
71	5
72	2
73	9
74	8
75	8
76	3
77	1
78	7
79	13
80	7
81	3
82	13
83	5
84	14
85	6
86	8
87	4
88	9
89	6
90	4
91	1
92	1
93	9
94	7
95	3
96	1

[0, 1, 3, 6, 0, 5, 2, 2, 1, 2, 7, 5, 7, 11, 3, 3, 1, 10, 3, 7, 4, 1, 2, 5, 6, 2, 5, 3, 10, 5, 5, 11, 4, 6, 2, 9, 11, 7, 2, 3, 4, 11, 6, 10, 0, 7, 17, 5, 4, 6, 1, 5, 10, 7, 5, 4, 4, 14, 8, 9, 2, 5, 12, 9, 16, 2, 16, 15, 2, 6, 5, 2, 9, 8, 8, 3, 1, 7, 13, 7, 3, 13, 5, 14, 6, 8, 4, 9, 6, 4, 1, 1, 9, 7, 3, 1]

cp's OEIS Frontend

A141703 a(n) is the number of Carmichael numbers of the form prime(n)prime(n')prime(n") with n < n' < n".

Table of values

List of values

n	a(n)
1	0
2	1
3	3
4	6
5	0
6	5
7	2
8	2
9	1
10	2
11	7
12	5
13	7
14	11
15	3
16	3
17	1
18	10
19	3
20	7
21	4
22	1
23	2
24	5
25	6
26	2
27	5
28	3
29	10
30	5
31	5
32	11
33	4
34	6
35	2
36	9
37	11
38	7
39	2
40	3
41	4
42	11
43	6
44	10
45	0
46	7
47	17
48	5
49	4
50	6
51	1
52	5
53	10
54	7
55	5
56	4
57	4
58	14
59	8
60	9
61	2
62	5
63	12
64	9
65	16
66	2
67	16
68	15
69	2
70	6
71	5
72	2
73	9
74	8
75	8
76	3
77	1
78	7
79	13
80	7
81	3
82	13
83	5
84	14
85	6
86	8
87	4
88	9
89	6
90	4
91	1
92	1
93	9
94	7
95	3
96	1

n	a(n)
1	0
2	1
3	3
4	6
5	0
6	5
7	2
8	2
9	1
10	2
11	7
12	5
13	7
14	11
15	3
16	3
17	1
18	10
19	3
20	7
21	4
22	1
23	2
24	5
25	6
26	2
27	5
28	3
29	10
30	5
31	5
32	11
33	4
34	6
35	2
36	9
37	11
38	7
39	2
40	3
41	4
42	11
43	6
44	10
45	0
46	7
47	17
48	5
49	4
50	6
51	1
52	5
53	10
54	7
55	5
56	4
57	4
58	14
59	8
60	9
61	2
62	5
63	12
64	9
65	16
66	2
67	16
68	15
69	2
70	6
71	5
72	2
73	9
74	8
75	8
76	3
77	1
78	7
79	13
80	7
81	3
82	13
83	5
84	14
85	6
86	8
87	4
88	9
89	6
90	4
91	1
92	1
93	9
94	7
95	3
96	1

cp's OEIS Frontend

A141703 a(n) is the number of Carmichael numbers of the form prime(n)*prime(n')*prime(n") with n < n' < n".

Table of values

List of values

A141703 a(n) is the number of Carmichael numbers of the form prime(n)prime(n')prime(n") with n < n' < n".

n	a(n)
1	0
2	1
3	3
4	6
5	0
6	5
7	2
8	2
9	1
10	2
11	7
12	5
13	7
14	11
15	3
16	3
17	1
18	10
19	3
20	7
21	4
22	1
23	2
24	5
25	6
26	2
27	5
28	3
29	10
30	5
31	5
32	11
33	4
34	6
35	2
36	9
37	11
38	7
39	2
40	3
41	4
42	11
43	6
44	10
45	0
46	7
47	17
48	5
49	4
50	6
51	1
52	5
53	10
54	7
55	5
56	4
57	4
58	14
59	8
60	9
61	2
62	5
63	12
64	9
65	16
66	2
67	16
68	15
69	2
70	6
71	5
72	2
73	9
74	8
75	8
76	3
77	1
78	7
79	13
80	7
81	3
82	13
83	5
84	14
85	6
86	8
87	4
88	9
89	6
90	4
91	1
92	1
93	9
94	7
95	3
96	1