A194371 - cp's OEIS frontend

A194371 Numbers m such that Sum_{k=1..m} (<1/2 + k*r> - ) < 0, where r=sqrt(3) and fractional part is denoted by < >.

n	a(n)
1	1
2	5
3	9
4	13
5	15
6	16
7	17
8	19
9	20
10	21
11	23
12	24
13	25
14	27
15	31
16	35
17	39
18	57
19	61
20	65
21	69
22	71
23	72
24	73
25	75
26	76
27	77
28	79
29	80
30	81
31	83
32	87
33	91
34	95
35	113
36	117
37	121
38	125
39	127
40	128
41	129
42	131
43	132
44	133
45	135
46	136
47	137
48	139
49	143
50	147
51	151
52	169
53	173
54	177
55	181
56	183
57	184
58	185
59	187

[1, 5, 9, 13, 15, 16, 17, 19, 20, 21, 23, 24, 25, 27, 31, 35, 39, 57, 61, 65, 69, 71, 72, 73, 75, 76, 77, 79, 80, 81, 83, 87, 91, 95, 113, 117, 121, 125, 127, 128, 129, 131, 132, 133, 135, 136, 137, 139, 143, 147, 151, 169, 173, 177, 181, 183, 184, 185, 187]

cp's OEIS Frontend

A194371 Numbers m such that Sum_{k=1..m} (<1/2 + k*r> - ) < 0, where r=sqrt(3) and fractional part is denoted by < >.

Table of values

List of values

n	a(n)
1	1
2	5
3	9
4	13
5	15
6	16
7	17
8	19
9	20
10	21
11	23
12	24
13	25
14	27
15	31
16	35
17	39
18	57
19	61
20	65
21	69
22	71
23	72
24	73
25	75
26	76
27	77
28	79
29	80
30	81
31	83
32	87
33	91
34	95
35	113
36	117
37	121
38	125
39	127
40	128
41	129
42	131
43	132
44	133
45	135
46	136
47	137
48	139
49	143
50	147
51	151
52	169
53	173
54	177
55	181
56	183
57	184
58	185
59	187

n	a(n)
1	1
2	5
3	9
4	13
5	15
6	16
7	17
8	19
9	20
10	21
11	23
12	24
13	25
14	27
15	31
16	35
17	39
18	57
19	61
20	65
21	69
22	71
23	72
24	73
25	75
26	76
27	77
28	79
29	80
30	81
31	83
32	87
33	91
34	95
35	113
36	117
37	121
38	125
39	127
40	128
41	129
42	131
43	132
44	133
45	135
46	136
47	137
48	139
49	143
50	147
51	151
52	169
53	173
54	177
55	181
56	183
57	184
58	185
59	187

n	a(n)
1	1
2	5
3	9
4	13
5	15
6	16
7	17
8	19
9	20
10	21
11	23
12	24
13	25
14	27
15	31
16	35
17	39
18	57
19	61
20	65
21	69
22	71
23	72
24	73
25	75
26	76
27	77
28	79
29	80
30	81
31	83
32	87
33	91
34	95
35	113
36	117
37	121
38	125
39	127
40	128
41	129
42	131
43	132
44	133
45	135
46	136
47	137
48	139
49	143
50	147
51	151
52	169
53	173
54	177
55	181
56	183
57	184
58	185
59	187