A194382 - cp's OEIS frontend

A194382 Numbers m such that Sum_{k=1..m} (<1/2 + k*r> - ) = 0, where r=sqrt(8) and < > denotes fractional part.

n	a(n)
1	4
2	6
3	10
4	12
5	16
6	18
7	22
8	24
9	28
10	30
11	34
12	40
13	46
14	52
15	58
16	64
17	104
18	110
19	116
20	122
21	128
22	134
23	138
24	140
25	144
26	146
27	150
28	152
29	156
30	158
31	162
32	164
33	168
34	170
35	172
36	176
37	178
38	182
39	184
40	188
41	190
42	194
43	196
44	200
45	202
46	204
47	208
48	210
49	214
50	216
51	220
52	222
53	226
54	228

[4, 6, 10, 12, 16, 18, 22, 24, 28, 30, 34, 40, 46, 52, 58, 64, 104, 110, 116, 122, 128, 134, 138, 140, 144, 146, 150, 152, 156, 158, 162, 164, 168, 170, 172, 176, 178, 182, 184, 188, 190, 194, 196, 200, 202, 204, 208, 210, 214, 216, 220, 222, 226, 228]

cp's OEIS Frontend

A194382 Numbers m such that Sum_{k=1..m} (<1/2 + k*r> - ) = 0, where r=sqrt(8) and < > denotes fractional part.

Table of values

List of values

n	a(n)
1	4
2	6
3	10
4	12
5	16
6	18
7	22
8	24
9	28
10	30
11	34
12	40
13	46
14	52
15	58
16	64
17	104
18	110
19	116
20	122
21	128
22	134
23	138
24	140
25	144
26	146
27	150
28	152
29	156
30	158
31	162
32	164
33	168
34	170
35	172
36	176
37	178
38	182
39	184
40	188
41	190
42	194
43	196
44	200
45	202
46	204
47	208
48	210
49	214
50	216
51	220
52	222
53	226
54	228

n	a(n)
1	4
2	6
3	10
4	12
5	16
6	18
7	22
8	24
9	28
10	30
11	34
12	40
13	46
14	52
15	58
16	64
17	104
18	110
19	116
20	122
21	128
22	134
23	138
24	140
25	144
26	146
27	150
28	152
29	156
30	158
31	162
32	164
33	168
34	170
35	172
36	176
37	178
38	182
39	184
40	188
41	190
42	194
43	196
44	200
45	202
46	204
47	208
48	210
49	214
50	216
51	220
52	222
53	226
54	228

n	a(n)
1	4
2	6
3	10
4	12
5	16
6	18
7	22
8	24
9	28
10	30
11	34
12	40
13	46
14	52
15	58
16	64
17	104
18	110
19	116
20	122
21	128
22	134
23	138
24	140
25	144
26	146
27	150
28	152
29	156
30	158
31	162
32	164
33	168
34	170
35	172
36	176
37	178
38	182
39	184
40	188
41	190
42	194
43	196
44	200
45	202
46	204
47	208
48	210
49	214
50	216
51	220
52	222
53	226
54	228