A271320 - cp's OEIS frontend

A271320 Number of prime factors, with multiplicity, of the n-th n-gonal number (A060354).

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

[1, 2, 4, 2, 3, 5, 5, 3, 3, 3, 7, 2, 3, 5, 6, 3, 4, 4, 6, 3, 3, 5, 6, 3, 4, 5, 9, 2, 5, 4, 7, 4, 4, 4, 7, 2, 4, 9, 7, 3, 4, 3, 7, 4, 3, 5, 7, 3, 5, 4, 7, 2, 6, 6, 6, 4, 3, 3, 9, 4, 3, 7, 8, 3, 4, 4, 7, 4, 4, 6, 8, 2, 4, 6, 7, 3, 4, 4, 8, 6, 4, 4, 8, 4, 3, 6]

cp's OEIS Frontend

A271320 Number of prime factors, with multiplicity, of the n-th n-gonal number (A060354).

Table of values

List of values

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

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

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