A330597 - cp's OEIS frontend

A330597 Squarefree numbers in which all substrings are squarefree.

n	a(n)
1	1
2	2
3	3
4	5
5	6
6	7
7	11
8	13
9	15
10	17
11	21
12	22
13	23
14	26
15	31
16	33
17	35
18	37
19	51
20	53
21	55
22	57
23	61
24	62
25	65
26	66
27	67
28	71
29	73
30	77
31	111
32	113
33	115
34	131
35	133
36	137
37	151
38	155
39	157
40	173
41	177
42	211
43	213
44	215
45	217
46	221
47	222
48	223
49	226
50	231
51	233
52	235
53	237
54	262
55	265
56	266
57	267
58	311
59	313

[1, 2, 3, 5, 6, 7, 11, 13, 15, 17, 21, 22, 23, 26, 31, 33, 35, 37, 51, 53, 55, 57, 61, 62, 65, 66, 67, 71, 73, 77, 111, 113, 115, 131, 133, 137, 151, 155, 157, 173, 177, 211, 213, 215, 217, 221, 222, 223, 226, 231, 233, 235, 237, 262, 265, 266, 267, 311, 313]

cp's OEIS Frontend

A330597 Squarefree numbers in which all substrings are squarefree.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	5
5	6
6	7
7	11
8	13
9	15
10	17
11	21
12	22
13	23
14	26
15	31
16	33
17	35
18	37
19	51
20	53
21	55
22	57
23	61
24	62
25	65
26	66
27	67
28	71
29	73
30	77
31	111
32	113
33	115
34	131
35	133
36	137
37	151
38	155
39	157
40	173
41	177
42	211
43	213
44	215
45	217
46	221
47	222
48	223
49	226
50	231
51	233
52	235
53	237
54	262
55	265
56	266
57	267
58	311
59	313

n	a(n)
1	1
2	2
3	3
4	5
5	6
6	7
7	11
8	13
9	15
10	17
11	21
12	22
13	23
14	26
15	31
16	33
17	35
18	37
19	51
20	53
21	55
22	57
23	61
24	62
25	65
26	66
27	67
28	71
29	73
30	77
31	111
32	113
33	115
34	131
35	133
36	137
37	151
38	155
39	157
40	173
41	177
42	211
43	213
44	215
45	217
46	221
47	222
48	223
49	226
50	231
51	233
52	235
53	237
54	262
55	265
56	266
57	267
58	311
59	313

n	a(n)
1	1
2	2
3	3
4	5
5	6
6	7
7	11
8	13
9	15
10	17
11	21
12	22
13	23
14	26
15	31
16	33
17	35
18	37
19	51
20	53
21	55
22	57
23	61
24	62
25	65
26	66
27	67
28	71
29	73
30	77
31	111
32	113
33	115
34	131
35	133
36	137
37	151
38	155
39	157
40	173
41	177
42	211
43	213
44	215
45	217
46	221
47	222
48	223
49	226
50	231
51	233
52	235
53	237
54	262
55	265
56	266
57	267
58	311
59	313