A057265 - cp's OEIS frontend

A057265 Even refactorable numbers (i.e., the number of divisors is itself a divisor and it is also even).

n	a(n)
1	2
2	8
3	12
4	18
5	24
6	40
7	56
8	60
9	72
10	80
11	84
12	88
13	96
14	104
15	108
16	128
17	132
18	136
19	152
20	156
21	180
22	184
23	204
24	228
25	232
26	240
27	248
28	252
29	276
30	288
31	296
32	328
33	344
34	348
35	360
36	372
37	376
38	384
39	396
40	424
41	444
42	448
43	450
44	468
45	472
46	480
47	488
48	492

[2, 8, 12, 18, 24, 40, 56, 60, 72, 80, 84, 88, 96, 104, 108, 128, 132, 136, 152, 156, 180, 184, 204, 228, 232, 240, 248, 252, 276, 288, 296, 328, 344, 348, 360, 372, 376, 384, 396, 424, 444, 448, 450, 468, 472, 480, 488, 492]

cp's OEIS Frontend

A057265 Even refactorable numbers (i.e., the number of divisors is itself a divisor and it is also even).

Table of values

List of values

n	a(n)
1	2
2	8
3	12
4	18
5	24
6	40
7	56
8	60
9	72
10	80
11	84
12	88
13	96
14	104
15	108
16	128
17	132
18	136
19	152
20	156
21	180
22	184
23	204
24	228
25	232
26	240
27	248
28	252
29	276
30	288
31	296
32	328
33	344
34	348
35	360
36	372
37	376
38	384
39	396
40	424
41	444
42	448
43	450
44	468
45	472
46	480
47	488
48	492

n	a(n)
1	2
2	8
3	12
4	18
5	24
6	40
7	56
8	60
9	72
10	80
11	84
12	88
13	96
14	104
15	108
16	128
17	132
18	136
19	152
20	156
21	180
22	184
23	204
24	228
25	232
26	240
27	248
28	252
29	276
30	288
31	296
32	328
33	344
34	348
35	360
36	372
37	376
38	384
39	396
40	424
41	444
42	448
43	450
44	468
45	472
46	480
47	488
48	492

n	a(n)
1	2
2	8
3	12
4	18
5	24
6	40
7	56
8	60
9	72
10	80
11	84
12	88
13	96
14	104
15	108
16	128
17	132
18	136
19	152
20	156
21	180
22	184
23	204
24	228
25	232
26	240
27	248
28	252
29	276
30	288
31	296
32	328
33	344
34	348
35	360
36	372
37	376
38	384
39	396
40	424
41	444
42	448
43	450
44	468
45	472
46	480
47	488
48	492