A376005 - cp's OEIS frontend

A376005 For integers >=2, the number of integer solutions to sqrt((n^2-c)b^2 + c(b+1)^2) where b and c are positive integers and c < n^2.

n	a(n)
2	0
3	0
4	2
5	2
6	4
7	6
8	10
9	8
10	14
11	16
12	18
13	22
14	26
15	22
16	38
17	36
18	36
19	44
20	48
21	42
22	60
23	62
24	62
25	64
26	78
27	68
28	88
29	90
30	78
31	102
32	114
33	92
34	120
35	104
36	118
37	134
38	144
39	122
40	148
41	156
42	138
43	168
44	178
45	142
46	194
47	194
48	186
49	192
50	200
51	188
52	232
53	230
54	212
55	218
56	252
57	224
58	274
59	272
60	236

[0, 0, 2, 2, 4, 6, 10, 8, 14, 16, 18, 22, 26, 22, 38, 36, 36, 44, 48, 42, 60, 62, 62, 64, 78, 68, 88, 90, 78, 102, 114, 92, 120, 104, 118, 134, 144, 122, 148, 156, 138, 168, 178, 142, 194, 194, 186, 192, 200, 188, 232, 230, 212, 218, 252, 224, 274, 272, 236]

cp's OEIS Frontend

A376005 For integers >=2, the number of integer solutions to sqrt((n^2-c)b^2 + c(b+1)^2) where b and c are positive integers and c < n^2.

Table of values

List of values

n	a(n)
2	0
3	0
4	2
5	2
6	4
7	6
8	10
9	8
10	14
11	16
12	18
13	22
14	26
15	22
16	38
17	36
18	36
19	44
20	48
21	42
22	60
23	62
24	62
25	64
26	78
27	68
28	88
29	90
30	78
31	102
32	114
33	92
34	120
35	104
36	118
37	134
38	144
39	122
40	148
41	156
42	138
43	168
44	178
45	142
46	194
47	194
48	186
49	192
50	200
51	188
52	232
53	230
54	212
55	218
56	252
57	224
58	274
59	272
60	236

n	a(n)
2	0
3	0
4	2
5	2
6	4
7	6
8	10
9	8
10	14
11	16
12	18
13	22
14	26
15	22
16	38
17	36
18	36
19	44
20	48
21	42
22	60
23	62
24	62
25	64
26	78
27	68
28	88
29	90
30	78
31	102
32	114
33	92
34	120
35	104
36	118
37	134
38	144
39	122
40	148
41	156
42	138
43	168
44	178
45	142
46	194
47	194
48	186
49	192
50	200
51	188
52	232
53	230
54	212
55	218
56	252
57	224
58	274
59	272
60	236

cp's OEIS Frontend

A376005 For integers >=2, the number of integer solutions to sqrt((n^2-c)*b^2 + c*(b+1)^2) where b and c are positive integers and c < n^2.

Table of values

List of values

A376005 For integers >=2, the number of integer solutions to sqrt((n^2-c)b^2 + c(b+1)^2) where b and c are positive integers and c < n^2.

n	a(n)
2	0
3	0
4	2
5	2
6	4
7	6
8	10
9	8
10	14
11	16
12	18
13	22
14	26
15	22
16	38
17	36
18	36
19	44
20	48
21	42
22	60
23	62
24	62
25	64
26	78
27	68
28	88
29	90
30	78
31	102
32	114
33	92
34	120
35	104
36	118
37	134
38	144
39	122
40	148
41	156
42	138
43	168
44	178
45	142
46	194
47	194
48	186
49	192
50	200
51	188
52	232
53	230
54	212
55	218
56	252
57	224
58	274
59	272
60	236