A299016 - cp's OEIS frontend

A299016 Integer radii of circles over an integer lattice such that the number of unit squares whose centers are contained in the circle is less than the area of the circle.

n	a(n)
1	2
2	6
3	12
4	19
5	24
6	36
7	40
8	43
9	48
10	52
11	53
12	55
13	60
14	61
15	65
16	70
17	74
18	77
19	89
20	91
21	108
22	111
23	116
24	123
25	125
26	128
27	129
28	140
29	141
30	142
31	146
32	152
33	154
34	159
35	166
36	169
37	171
38	180
39	181
40	183
41	184
42	197
43	198
44	205
45	209
46	210
47	212
48	214
49	222

[2, 6, 12, 19, 24, 36, 40, 43, 48, 52, 53, 55, 60, 61, 65, 70, 74, 77, 89, 91, 108, 111, 116, 123, 125, 128, 129, 140, 141, 142, 146, 152, 154, 159, 166, 169, 171, 180, 181, 183, 184, 197, 198, 205, 209, 210, 212, 214, 222]

cp's OEIS Frontend

A299016 Integer radii of circles over an integer lattice such that the number of unit squares whose centers are contained in the circle is less than the area of the circle.

Table of values

List of values

n	a(n)
1	2
2	6
3	12
4	19
5	24
6	36
7	40
8	43
9	48
10	52
11	53
12	55
13	60
14	61
15	65
16	70
17	74
18	77
19	89
20	91
21	108
22	111
23	116
24	123
25	125
26	128
27	129
28	140
29	141
30	142
31	146
32	152
33	154
34	159
35	166
36	169
37	171
38	180
39	181
40	183
41	184
42	197
43	198
44	205
45	209
46	210
47	212
48	214
49	222

n	a(n)
1	2
2	6
3	12
4	19
5	24
6	36
7	40
8	43
9	48
10	52
11	53
12	55
13	60
14	61
15	65
16	70
17	74
18	77
19	89
20	91
21	108
22	111
23	116
24	123
25	125
26	128
27	129
28	140
29	141
30	142
31	146
32	152
33	154
34	159
35	166
36	169
37	171
38	180
39	181
40	183
41	184
42	197
43	198
44	205
45	209
46	210
47	212
48	214
49	222

n	a(n)
1	2
2	6
3	12
4	19
5	24
6	36
7	40
8	43
9	48
10	52
11	53
12	55
13	60
14	61
15	65
16	70
17	74
18	77
19	89
20	91
21	108
22	111
23	116
24	123
25	125
26	128
27	129
28	140
29	141
30	142
31	146
32	152
33	154
34	159
35	166
36	169
37	171
38	180
39	181
40	183
41	184
42	197
43	198
44	205
45	209
46	210
47	212
48	214
49	222