A328304 - cp's OEIS frontend

A328304 Numbers that are cubefree, but not squarefree and whose arithmetic derivative is not squarefree.

n	a(n)
1	4
2	12
3	20
4	28
5	36
6	44
7	50
8	52
9	60
10	68
11	76
12	84
13	92
14	99
15	100
16	116
17	124
18	132
19	140
20	148
21	156
22	164
23	172
24	180
25	188
26	196
27	204
28	207
29	212
30	220
31	225
32	228
33	236
34	244
35	252
36	260
37	268
38	275
39	276
40	284
41	292
42	300
43	306
44	308
45	316
46	332
47	340
48	348
49	356
50	364
51	372
52	380
53	388
54	396
55	404
56	412
57	420
58	428
59	436
60	441
61	444
62	452
63	460
64	468
65	476
66	484
67	492
68	508
69	516
70	524
71	525

[4, 12, 20, 28, 36, 44, 50, 52, 60, 68, 76, 84, 92, 99, 100, 116, 124, 132, 140, 148, 156, 164, 172, 180, 188, 196, 204, 207, 212, 220, 225, 228, 236, 244, 252, 260, 268, 275, 276, 284, 292, 300, 306, 308, 316, 332, 340, 348, 356, 364, 372, 380, 388, 396, 404, 412, 420, 428, 436, 441, 444, 452, 460, 468, 476, 484, 492, 508, 516, 524, 525]

cp's OEIS Frontend

A328304 Numbers that are cubefree, but not squarefree and whose arithmetic derivative is not squarefree.

Table of values

List of values

n	a(n)
1	4
2	12
3	20
4	28
5	36
6	44
7	50
8	52
9	60
10	68
11	76
12	84
13	92
14	99
15	100
16	116
17	124
18	132
19	140
20	148
21	156
22	164
23	172
24	180
25	188
26	196
27	204
28	207
29	212
30	220
31	225
32	228
33	236
34	244
35	252
36	260
37	268
38	275
39	276
40	284
41	292
42	300
43	306
44	308
45	316
46	332
47	340
48	348
49	356
50	364
51	372
52	380
53	388
54	396
55	404
56	412
57	420
58	428
59	436
60	441
61	444
62	452
63	460
64	468
65	476
66	484
67	492
68	508
69	516
70	524
71	525

n	a(n)
1	4
2	12
3	20
4	28
5	36
6	44
7	50
8	52
9	60
10	68
11	76
12	84
13	92
14	99
15	100
16	116
17	124
18	132
19	140
20	148
21	156
22	164
23	172
24	180
25	188
26	196
27	204
28	207
29	212
30	220
31	225
32	228
33	236
34	244
35	252
36	260
37	268
38	275
39	276
40	284
41	292
42	300
43	306
44	308
45	316
46	332
47	340
48	348
49	356
50	364
51	372
52	380
53	388
54	396
55	404
56	412
57	420
58	428
59	436
60	441
61	444
62	452
63	460
64	468
65	476
66	484
67	492
68	508
69	516
70	524
71	525

n	a(n)
1	4
2	12
3	20
4	28
5	36
6	44
7	50
8	52
9	60
10	68
11	76
12	84
13	92
14	99
15	100
16	116
17	124
18	132
19	140
20	148
21	156
22	164
23	172
24	180
25	188
26	196
27	204
28	207
29	212
30	220
31	225
32	228
33	236
34	244
35	252
36	260
37	268
38	275
39	276
40	284
41	292
42	300
43	306
44	308
45	316
46	332
47	340
48	348
49	356
50	364
51	372
52	380
53	388
54	396
55	404
56	412
57	420
58	428
59	436
60	441
61	444
62	452
63	460
64	468
65	476
66	484
67	492
68	508
69	516
70	524
71	525