A234300 - cp's OEIS frontend

A234300 Number of unit squares, aligned with a Cartesian grid, partially encircled along the edge of the first quadrant of a circle centered at the origin ordered by increasing radius.

n	a(n)
0	0
1	1
2	1
3	3
4	2
5	3
6	3
7	5
8	3
9	5
10	4
11	5
12	5
13	7
14	5
15	7
16	5
17	7
18	7
19	9
20	7
21	9
22	8
23	9
24	7
25	9
26	7
27	11
28	9
29	11
30	9
31	11
32	10
33	11
34	9
35	11
36	11
37	13
38	11
39	13
40	11
41	13
42	11
43	13
44	11
45	13
46	13
47	15
48	12
49	15
50	13
51	15
52	13
53	15
54	13
55	15
56	13
57	15
58	15
59	17
60	13
61	17
62	15
63	17
64	16
65	17
66	15
67	17
68	15
69	17
70	15
71	17
72	17
73	19
74	17
75	19
76	15
77	19
78	17
79	19
80	17
81	19
82	17
83	19
84	18
85	19
86	17
87	21
88	19
89	21
90	19
91	21
92	19
93	21
94	19
95	21
96	19
97	21
98	19
99	21

[0, 1, 1, 3, 2, 3, 3, 5, 3, 5, 4, 5, 5, 7, 5, 7, 5, 7, 7, 9, 7, 9, 8, 9, 7, 9, 7, 11, 9, 11, 9, 11, 10, 11, 9, 11, 11, 13, 11, 13, 11, 13, 11, 13, 11, 13, 13, 15, 12, 15, 13, 15, 13, 15, 13, 15, 13, 15, 15, 17, 13, 17, 15, 17, 16, 17, 15, 17, 15, 17, 15, 17, 17, 19, 17, 19, 15, 19, 17, 19, 17, 19, 17, 19, 18, 19, 17, 21, 19, 21, 19, 21, 19, 21, 19, 21, 19, 21, 19, 21]

cp's OEIS Frontend

A234300 Number of unit squares, aligned with a Cartesian grid, partially encircled along the edge of the first quadrant of a circle centered at the origin ordered by increasing radius.

Table of values

List of values

n	a(n)
0	0
1	1
2	1
3	3
4	2
5	3
6	3
7	5
8	3
9	5
10	4
11	5
12	5
13	7
14	5
15	7
16	5
17	7
18	7
19	9
20	7
21	9
22	8
23	9
24	7
25	9
26	7
27	11
28	9
29	11
30	9
31	11
32	10
33	11
34	9
35	11
36	11
37	13
38	11
39	13
40	11
41	13
42	11
43	13
44	11
45	13
46	13
47	15
48	12
49	15
50	13
51	15
52	13
53	15
54	13
55	15
56	13
57	15
58	15
59	17
60	13
61	17
62	15
63	17
64	16
65	17
66	15
67	17
68	15
69	17
70	15
71	17
72	17
73	19
74	17
75	19
76	15
77	19
78	17
79	19
80	17
81	19
82	17
83	19
84	18
85	19
86	17
87	21
88	19
89	21
90	19
91	21
92	19
93	21
94	19
95	21
96	19
97	21
98	19
99	21

n	a(n)
0	0
1	1
2	1
3	3
4	2
5	3
6	3
7	5
8	3
9	5
10	4
11	5
12	5
13	7
14	5
15	7
16	5
17	7
18	7
19	9
20	7
21	9
22	8
23	9
24	7
25	9
26	7
27	11
28	9
29	11
30	9
31	11
32	10
33	11
34	9
35	11
36	11
37	13
38	11
39	13
40	11
41	13
42	11
43	13
44	11
45	13
46	13
47	15
48	12
49	15
50	13
51	15
52	13
53	15
54	13
55	15
56	13
57	15
58	15
59	17
60	13
61	17
62	15
63	17
64	16
65	17
66	15
67	17
68	15
69	17
70	15
71	17
72	17
73	19
74	17
75	19
76	15
77	19
78	17
79	19
80	17
81	19
82	17
83	19
84	18
85	19
86	17
87	21
88	19
89	21
90	19
91	21
92	19
93	21
94	19
95	21
96	19
97	21
98	19
99	21

n	a(n)
0	0
1	1
2	1
3	3
4	2
5	3
6	3
7	5
8	3
9	5
10	4
11	5
12	5
13	7
14	5
15	7
16	5
17	7
18	7
19	9
20	7
21	9
22	8
23	9
24	7
25	9
26	7
27	11
28	9
29	11
30	9
31	11
32	10
33	11
34	9
35	11
36	11
37	13
38	11
39	13
40	11
41	13
42	11
43	13
44	11
45	13
46	13
47	15
48	12
49	15
50	13
51	15
52	13
53	15
54	13
55	15
56	13
57	15
58	15
59	17
60	13
61	17
62	15
63	17
64	16
65	17
66	15
67	17
68	15
69	17
70	15
71	17
72	17
73	19
74	17
75	19
76	15
77	19
78	17
79	19
80	17
81	19
82	17
83	19
84	18
85	19
86	17
87	21
88	19
89	21
90	19
91	21
92	19
93	21
94	19
95	21
96	19
97	21
98	19
99	21