A124508 - cp's OEIS frontend

A124508 a(n) = 2^BigO(n) * 3^omega(n), where BigO = A001222 and omega = A001221, the numbers of prime factors of n with and without repetitions.

n	a(n)
1	1
2	6
3	6
4	12
5	6
6	36
7	6
8	24
9	12
10	36
11	6
12	72
13	6
14	36
15	36
16	48
17	6
18	72
19	6
20	72
21	36
22	36
23	6
24	144
25	12
26	36
27	24
28	72
29	6
30	216
31	6
32	96
33	36
34	36
35	36
36	144
37	6
38	36
39	36
40	144
41	6
42	216
43	6
44	72
45	72
46	36
47	6
48	288
49	12
50	72
51	36
52	72
53	6
54	144
55	36
56	144
57	36
58	36
59	6
60	432
61	6
62	36
63	72
64	192
65	36
66	216
67	6
68	72
69	36
70	216
71	6
72	288
73	6

[1, 6, 6, 12, 6, 36, 6, 24, 12, 36, 6, 72, 6, 36, 36, 48, 6, 72, 6, 72, 36, 36, 6, 144, 12, 36, 24, 72, 6, 216, 6, 96, 36, 36, 36, 144, 6, 36, 36, 144, 6, 216, 6, 72, 72, 36, 6, 288, 12, 72, 36, 72, 6, 144, 36, 144, 36, 36, 6, 432, 6, 36, 72, 192, 36, 216, 6, 72, 36, 216, 6, 288, 6]

cp's OEIS Frontend

A124508 a(n) = 2^BigO(n) * 3^omega(n), where BigO = A001222 and omega = A001221, the numbers of prime factors of n with and without repetitions.

Table of values

List of values

n	a(n)
1	1
2	6
3	6
4	12
5	6
6	36
7	6
8	24
9	12
10	36
11	6
12	72
13	6
14	36
15	36
16	48
17	6
18	72
19	6
20	72
21	36
22	36
23	6
24	144
25	12
26	36
27	24
28	72
29	6
30	216
31	6
32	96
33	36
34	36
35	36
36	144
37	6
38	36
39	36
40	144
41	6
42	216
43	6
44	72
45	72
46	36
47	6
48	288
49	12
50	72
51	36
52	72
53	6
54	144
55	36
56	144
57	36
58	36
59	6
60	432
61	6
62	36
63	72
64	192
65	36
66	216
67	6
68	72
69	36
70	216
71	6
72	288
73	6

n	a(n)
1	1
2	6
3	6
4	12
5	6
6	36
7	6
8	24
9	12
10	36
11	6
12	72
13	6
14	36
15	36
16	48
17	6
18	72
19	6
20	72
21	36
22	36
23	6
24	144
25	12
26	36
27	24
28	72
29	6
30	216
31	6
32	96
33	36
34	36
35	36
36	144
37	6
38	36
39	36
40	144
41	6
42	216
43	6
44	72
45	72
46	36
47	6
48	288
49	12
50	72
51	36
52	72
53	6
54	144
55	36
56	144
57	36
58	36
59	6
60	432
61	6
62	36
63	72
64	192
65	36
66	216
67	6
68	72
69	36
70	216
71	6
72	288
73	6

n	a(n)
1	1
2	6
3	6
4	12
5	6
6	36
7	6
8	24
9	12
10	36
11	6
12	72
13	6
14	36
15	36
16	48
17	6
18	72
19	6
20	72
21	36
22	36
23	6
24	144
25	12
26	36
27	24
28	72
29	6
30	216
31	6
32	96
33	36
34	36
35	36
36	144
37	6
38	36
39	36
40	144
41	6
42	216
43	6
44	72
45	72
46	36
47	6
48	288
49	12
50	72
51	36
52	72
53	6
54	144
55	36
56	144
57	36
58	36
59	6
60	432
61	6
62	36
63	72
64	192
65	36
66	216
67	6
68	72
69	36
70	216
71	6
72	288
73	6