A073250 - cp's OEIS frontend

A073250 Nonprime squarefree numbers n such that n+1 is also squarefree and nonprime, but not n-1 and n+2.

n	a(n)
1	14
2	21
3	38
4	57
5	65
6	69
7	77
8	105
9	110
10	114
11	118
12	122
13	129
14	133
15	145
16	154
17	158
18	165
19	177
20	182
21	194
22	205
23	209
24	221
25	230
26	237
27	246
28	258
29	273
30	290
31	298
32	309
33	318
34	326
35	329
36	334
37	345
38	354
39	357
40	365
41	370
42	381
43	385
44	390
45	398
46	402
47	406
48	410
49	417
50	426
51	429
52	434
53	437

[14, 21, 38, 57, 65, 69, 77, 105, 110, 114, 118, 122, 129, 133, 145, 154, 158, 165, 177, 182, 194, 205, 209, 221, 230, 237, 246, 258, 273, 290, 298, 309, 318, 326, 329, 334, 345, 354, 357, 365, 370, 381, 385, 390, 398, 402, 406, 410, 417, 426, 429, 434, 437]

cp's OEIS Frontend

A073250 Nonprime squarefree numbers n such that n+1 is also squarefree and nonprime, but not n-1 and n+2.

Table of values

List of values

n	a(n)
1	14
2	21
3	38
4	57
5	65
6	69
7	77
8	105
9	110
10	114
11	118
12	122
13	129
14	133
15	145
16	154
17	158
18	165
19	177
20	182
21	194
22	205
23	209
24	221
25	230
26	237
27	246
28	258
29	273
30	290
31	298
32	309
33	318
34	326
35	329
36	334
37	345
38	354
39	357
40	365
41	370
42	381
43	385
44	390
45	398
46	402
47	406
48	410
49	417
50	426
51	429
52	434
53	437

n	a(n)
1	14
2	21
3	38
4	57
5	65
6	69
7	77
8	105
9	110
10	114
11	118
12	122
13	129
14	133
15	145
16	154
17	158
18	165
19	177
20	182
21	194
22	205
23	209
24	221
25	230
26	237
27	246
28	258
29	273
30	290
31	298
32	309
33	318
34	326
35	329
36	334
37	345
38	354
39	357
40	365
41	370
42	381
43	385
44	390
45	398
46	402
47	406
48	410
49	417
50	426
51	429
52	434
53	437

n	a(n)
1	14
2	21
3	38
4	57
5	65
6	69
7	77
8	105
9	110
10	114
11	118
12	122
13	129
14	133
15	145
16	154
17	158
18	165
19	177
20	182
21	194
22	205
23	209
24	221
25	230
26	237
27	246
28	258
29	273
30	290
31	298
32	309
33	318
34	326
35	329
36	334
37	345
38	354
39	357
40	365
41	370
42	381
43	385
44	390
45	398
46	402
47	406
48	410
49	417
50	426
51	429
52	434
53	437