A179938 - cp's OEIS frontend

A179938 Third largest prime factor of numbers that are divisible by at least three different primes (A000977).

n	a(n)
1	2
2	2
3	2
4	2
5	2
6	2
7	2
8	3
9	2
10	3
11	2
12	2
13	2
14	3
15	2
16	2
17	2
18	2
19	3
20	2
21	2
22	3
23	2
24	2
25	2
26	3
27	2
28	2
29	2
30	3
31	3
32	2
33	3
34	2
35	2
36	2
37	2
38	3
39	3
40	2
41	2
42	2
43	3
44	3
45	2
46	2
47	2
48	2
49	3
50	3
51	2
52	2
53	2
54	3
55	2
56	2
57	3
58	3
59	3
60	2
61	2
62	2
63	3
64	2
65	2
66	3
67	2
68	2
69	3
70	3
71	2
72	5
73	2
74	3
75	3
76	2
77	2
78	2
79	2
80	2
81	3
82	2
83	5
84	3
85	3
86	3
87	2
88	2
89	2
90	2
91	3
92	2
93	3
94	2
95	3
96	2
97	2
98	3
99	2
100	2
101	2
102	2
103	3
104	5
105	2
106	2
107	3
108	3
109	3
110	2
111	2
112	2
113	2
114	3
115	5
116	2
117	2
118	3
119	2
120	3

[2, 2, 2, 2, 2, 2, 2, 3, 2, 3, 2, 2, 2, 3, 2, 2, 2, 2, 3, 2, 2, 3, 2, 2, 2, 3, 2, 2, 2, 3, 3, 2, 3, 2, 2, 2, 2, 3, 3, 2, 2, 2, 3, 3, 2, 2, 2, 2, 3, 3, 2, 2, 2, 3, 2, 2, 3, 3, 3, 2, 2, 2, 3, 2, 2, 3, 2, 2, 3, 3, 2, 5, 2, 3, 3, 2, 2, 2, 2, 2, 3, 2, 5, 3, 3, 3, 2, 2, 2, 2, 3, 2, 3, 2, 3, 2, 2, 3, 2, 2, 2, 2, 3, 5, 2, 2, 3, 3, 3, 2, 2, 2, 2, 3, 5, 2, 2, 3, 2, 3]

cp's OEIS Frontend

A179938 Third largest prime factor of numbers that are divisible by at least three different primes (A000977).

Table of values

List of values

n	a(n)
1	2
2	2
3	2
4	2
5	2
6	2
7	2
8	3
9	2
10	3
11	2
12	2
13	2
14	3
15	2
16	2
17	2
18	2
19	3
20	2
21	2
22	3
23	2
24	2
25	2
26	3
27	2
28	2
29	2
30	3
31	3
32	2
33	3
34	2
35	2
36	2
37	2
38	3
39	3
40	2
41	2
42	2
43	3
44	3
45	2
46	2
47	2
48	2
49	3
50	3
51	2
52	2
53	2
54	3
55	2
56	2
57	3
58	3
59	3
60	2
61	2
62	2
63	3
64	2
65	2
66	3
67	2
68	2
69	3
70	3
71	2
72	5
73	2
74	3
75	3
76	2
77	2
78	2
79	2
80	2
81	3
82	2
83	5
84	3
85	3
86	3
87	2
88	2
89	2
90	2
91	3
92	2
93	3
94	2
95	3
96	2
97	2
98	3
99	2
100	2
101	2
102	2
103	3
104	5
105	2
106	2
107	3
108	3
109	3
110	2
111	2
112	2
113	2
114	3
115	5
116	2
117	2
118	3
119	2
120	3

n	a(n)
1	2
2	2
3	2
4	2
5	2
6	2
7	2
8	3
9	2
10	3
11	2
12	2
13	2
14	3
15	2
16	2
17	2
18	2
19	3
20	2
21	2
22	3
23	2
24	2
25	2
26	3
27	2
28	2
29	2
30	3
31	3
32	2
33	3
34	2
35	2
36	2
37	2
38	3
39	3
40	2
41	2
42	2
43	3
44	3
45	2
46	2
47	2
48	2
49	3
50	3
51	2
52	2
53	2
54	3
55	2
56	2
57	3
58	3
59	3
60	2
61	2
62	2
63	3
64	2
65	2
66	3
67	2
68	2
69	3
70	3
71	2
72	5
73	2
74	3
75	3
76	2
77	2
78	2
79	2
80	2
81	3
82	2
83	5
84	3
85	3
86	3
87	2
88	2
89	2
90	2
91	3
92	2
93	3
94	2
95	3
96	2
97	2
98	3
99	2
100	2
101	2
102	2
103	3
104	5
105	2
106	2
107	3
108	3
109	3
110	2
111	2
112	2
113	2
114	3
115	5
116	2
117	2
118	3
119	2
120	3

n	a(n)
1	2
2	2
3	2
4	2
5	2
6	2
7	2
8	3
9	2
10	3
11	2
12	2
13	2
14	3
15	2
16	2
17	2
18	2
19	3
20	2
21	2
22	3
23	2
24	2
25	2
26	3
27	2
28	2
29	2
30	3
31	3
32	2
33	3
34	2
35	2
36	2
37	2
38	3
39	3
40	2
41	2
42	2
43	3
44	3
45	2
46	2
47	2
48	2
49	3
50	3
51	2
52	2
53	2
54	3
55	2
56	2
57	3
58	3
59	3
60	2
61	2
62	2
63	3
64	2
65	2
66	3
67	2
68	2
69	3
70	3
71	2
72	5
73	2
74	3
75	3
76	2
77	2
78	2
79	2
80	2
81	3
82	2
83	5
84	3
85	3
86	3
87	2
88	2
89	2
90	2
91	3
92	2
93	3
94	2
95	3
96	2
97	2
98	3
99	2
100	2
101	2
102	2
103	3
104	5
105	2
106	2
107	3
108	3
109	3
110	2
111	2
112	2
113	2
114	3
115	5
116	2
117	2
118	3
119	2
120	3