A250036 - cp's OEIS frontend

A250036 Numbers n such that m = floor(n/4) is coprime to n and, if nonzero, m is also a term of the sequence.

n	a(n)
1	1
2	4
3	5
4	6
5	7
6	17
7	19
8	21
9	22
10	23
11	25
12	29
13	30
14	31
15	69
16	70
17	71
18	77
19	78
20	79
21	85
22	86
23	89
24	91
25	93
26	94
27	95
28	101
29	102
30	103
31	117
32	118
33	119
34	121
35	125
36	126
37	127
38	277
39	278
40	281
41	283
42	285
43	286
44	287
45	309
46	310
47	311
48	313
49	317
50	318
51	319
52	341
53	342
54	343
55	345
56	347
57	357
58	358

[1, 4, 5, 6, 7, 17, 19, 21, 22, 23, 25, 29, 30, 31, 69, 70, 71, 77, 78, 79, 85, 86, 89, 91, 93, 94, 95, 101, 102, 103, 117, 118, 119, 121, 125, 126, 127, 277, 278, 281, 283, 285, 286, 287, 309, 310, 311, 313, 317, 318, 319, 341, 342, 343, 345, 347, 357, 358]

cp's OEIS Frontend

A250036 Numbers n such that m = floor(n/4) is coprime to n and, if nonzero, m is also a term of the sequence.

Table of values

List of values

n	a(n)
1	1
2	4
3	5
4	6
5	7
6	17
7	19
8	21
9	22
10	23
11	25
12	29
13	30
14	31
15	69
16	70
17	71
18	77
19	78
20	79
21	85
22	86
23	89
24	91
25	93
26	94
27	95
28	101
29	102
30	103
31	117
32	118
33	119
34	121
35	125
36	126
37	127
38	277
39	278
40	281
41	283
42	285
43	286
44	287
45	309
46	310
47	311
48	313
49	317
50	318
51	319
52	341
53	342
54	343
55	345
56	347
57	357
58	358

n	a(n)
1	1
2	4
3	5
4	6
5	7
6	17
7	19
8	21
9	22
10	23
11	25
12	29
13	30
14	31
15	69
16	70
17	71
18	77
19	78
20	79
21	85
22	86
23	89
24	91
25	93
26	94
27	95
28	101
29	102
30	103
31	117
32	118
33	119
34	121
35	125
36	126
37	127
38	277
39	278
40	281
41	283
42	285
43	286
44	287
45	309
46	310
47	311
48	313
49	317
50	318
51	319
52	341
53	342
54	343
55	345
56	347
57	357
58	358

n	a(n)
1	1
2	4
3	5
4	6
5	7
6	17
7	19
8	21
9	22
10	23
11	25
12	29
13	30
14	31
15	69
16	70
17	71
18	77
19	78
20	79
21	85
22	86
23	89
24	91
25	93
26	94
27	95
28	101
29	102
30	103
31	117
32	118
33	119
34	121
35	125
36	126
37	127
38	277
39	278
40	281
41	283
42	285
43	286
44	287
45	309
46	310
47	311
48	313
49	317
50	318
51	319
52	341
53	342
54	343
55	345
56	347
57	357
58	358