A073092 - cp's OEIS frontend

A073092 Number of numbers of the form x^2 + y^2 (0 <= x <= y) less than or equal to n.

n	a(n)
0	1
1	2
2	3
3	3
4	4
5	5
6	5
7	5
8	6
9	7
10	8
11	8
12	8
13	9
14	9
15	9
16	10
17	11
18	12
19	12
20	13
21	13
22	13
23	13
24	13
25	15
26	16
27	16
28	16
29	17
30	17
31	17
32	18
33	18
34	19
35	19
36	20
37	21
38	21
39	21
40	22
41	23
42	23
43	23
44	23
45	24
46	24
47	24
48	24
49	25
50	27
51	27
52	28
53	29
54	29
55	29
56	29
57	29
58	30
59	30
60	30
61	31
62	31
63	31
64	32
65	34
66	34
67	34
68	35
69	35
70	35
71	35
72	36
73	37
74	38

[1, 2, 3, 3, 4, 5, 5, 5, 6, 7, 8, 8, 8, 9, 9, 9, 10, 11, 12, 12, 13, 13, 13, 13, 13, 15, 16, 16, 16, 17, 17, 17, 18, 18, 19, 19, 20, 21, 21, 21, 22, 23, 23, 23, 23, 24, 24, 24, 24, 25, 27, 27, 28, 29, 29, 29, 29, 29, 30, 30, 30, 31, 31, 31, 32, 34, 34, 34, 35, 35, 35, 35, 36, 37, 38]

cp's OEIS Frontend

A073092 Number of numbers of the form x^2 + y^2 (0 <= x <= y) less than or equal to n.

Table of values

List of values

n	a(n)
0	1
1	2
2	3
3	3
4	4
5	5
6	5
7	5
8	6
9	7
10	8
11	8
12	8
13	9
14	9
15	9
16	10
17	11
18	12
19	12
20	13
21	13
22	13
23	13
24	13
25	15
26	16
27	16
28	16
29	17
30	17
31	17
32	18
33	18
34	19
35	19
36	20
37	21
38	21
39	21
40	22
41	23
42	23
43	23
44	23
45	24
46	24
47	24
48	24
49	25
50	27
51	27
52	28
53	29
54	29
55	29
56	29
57	29
58	30
59	30
60	30
61	31
62	31
63	31
64	32
65	34
66	34
67	34
68	35
69	35
70	35
71	35
72	36
73	37
74	38

n	a(n)
0	1
1	2
2	3
3	3
4	4
5	5
6	5
7	5
8	6
9	7
10	8
11	8
12	8
13	9
14	9
15	9
16	10
17	11
18	12
19	12
20	13
21	13
22	13
23	13
24	13
25	15
26	16
27	16
28	16
29	17
30	17
31	17
32	18
33	18
34	19
35	19
36	20
37	21
38	21
39	21
40	22
41	23
42	23
43	23
44	23
45	24
46	24
47	24
48	24
49	25
50	27
51	27
52	28
53	29
54	29
55	29
56	29
57	29
58	30
59	30
60	30
61	31
62	31
63	31
64	32
65	34
66	34
67	34
68	35
69	35
70	35
71	35
72	36
73	37
74	38

n	a(n)
0	1
1	2
2	3
3	3
4	4
5	5
6	5
7	5
8	6
9	7
10	8
11	8
12	8
13	9
14	9
15	9
16	10
17	11
18	12
19	12
20	13
21	13
22	13
23	13
24	13
25	15
26	16
27	16
28	16
29	17
30	17
31	17
32	18
33	18
34	19
35	19
36	20
37	21
38	21
39	21
40	22
41	23
42	23
43	23
44	23
45	24
46	24
47	24
48	24
49	25
50	27
51	27
52	28
53	29
54	29
55	29
56	29
57	29
58	30
59	30
60	30
61	31
62	31
63	31
64	32
65	34
66	34
67	34
68	35
69	35
70	35
71	35
72	36
73	37
74	38