A290491 - cp's OEIS frontend

A290491 Number of ways to write 12n+1 as x^2 + 4y^2 + 8*z^4, where x and y are positive integers and z is a nonnegative integer.

n	a(n)
1	2
2	2
3	2
4	1
5	2
6	3
7	2
8	2
9	2
10	1
11	3
12	4
13	3
14	2
15	3
16	5
17	3
18	1
19	4
20	3
21	3
22	4
23	3
24	2
25	2
26	5
27	5
28	1
29	3
30	2
31	4
32	3
33	3
34	3
35	2
36	6
37	3
38	2
39	1
40	3
41	6
42	4
43	2
44	2
45	3
46	5
47	3
48	3
49	1
50	2
51	4
52	3
53	4
54	2
55	5
56	4
57	5
58	5
59	3
60	2
61	7
62	4
63	4
64	3
65	2
66	6
67	3
68	4
69	4
70	3
71	9
72	3
73	2
74	3
75	3
76	6
77	5
78	4
79	4
80	3
81	8
82	5
83	2
84	2
85	3
86	6
87	3
88	3
89	4
90	4
91	5
92	7
93	2
94	3
95	3
96	8
97	6
98	1
99	5
100	4

[2, 2, 2, 1, 2, 3, 2, 2, 2, 1, 3, 4, 3, 2, 3, 5, 3, 1, 4, 3, 3, 4, 3, 2, 2, 5, 5, 1, 3, 2, 4, 3, 3, 3, 2, 6, 3, 2, 1, 3, 6, 4, 2, 2, 3, 5, 3, 3, 1, 2, 4, 3, 4, 2, 5, 4, 5, 5, 3, 2, 7, 4, 4, 3, 2, 6, 3, 4, 4, 3, 9, 3, 2, 3, 3, 6, 5, 4, 4, 3, 8, 5, 2, 2, 3, 6, 3, 3, 4, 4, 5, 7, 2, 3, 3, 8, 6, 1, 5, 4]

cp's OEIS Frontend

A290491 Number of ways to write 12n+1 as x^2 + 4y^2 + 8*z^4, where x and y are positive integers and z is a nonnegative integer.

Table of values

List of values

n	a(n)
1	2
2	2
3	2
4	1
5	2
6	3
7	2
8	2
9	2
10	1
11	3
12	4
13	3
14	2
15	3
16	5
17	3
18	1
19	4
20	3
21	3
22	4
23	3
24	2
25	2
26	5
27	5
28	1
29	3
30	2
31	4
32	3
33	3
34	3
35	2
36	6
37	3
38	2
39	1
40	3
41	6
42	4
43	2
44	2
45	3
46	5
47	3
48	3
49	1
50	2
51	4
52	3
53	4
54	2
55	5
56	4
57	5
58	5
59	3
60	2
61	7
62	4
63	4
64	3
65	2
66	6
67	3
68	4
69	4
70	3
71	9
72	3
73	2
74	3
75	3
76	6
77	5
78	4
79	4
80	3
81	8
82	5
83	2
84	2
85	3
86	6
87	3
88	3
89	4
90	4
91	5
92	7
93	2
94	3
95	3
96	8
97	6
98	1
99	5
100	4

n	a(n)
1	2
2	2
3	2
4	1
5	2
6	3
7	2
8	2
9	2
10	1
11	3
12	4
13	3
14	2
15	3
16	5
17	3
18	1
19	4
20	3
21	3
22	4
23	3
24	2
25	2
26	5
27	5
28	1
29	3
30	2
31	4
32	3
33	3
34	3
35	2
36	6
37	3
38	2
39	1
40	3
41	6
42	4
43	2
44	2
45	3
46	5
47	3
48	3
49	1
50	2
51	4
52	3
53	4
54	2
55	5
56	4
57	5
58	5
59	3
60	2
61	7
62	4
63	4
64	3
65	2
66	6
67	3
68	4
69	4
70	3
71	9
72	3
73	2
74	3
75	3
76	6
77	5
78	4
79	4
80	3
81	8
82	5
83	2
84	2
85	3
86	6
87	3
88	3
89	4
90	4
91	5
92	7
93	2
94	3
95	3
96	8
97	6
98	1
99	5
100	4

cp's OEIS Frontend

A290491 Number of ways to write 12*n+1 as x^2 + 4*y^2 + 8*z^4, where x and y are positive integers and z is a nonnegative integer.

Table of values

List of values

A290491 Number of ways to write 12n+1 as x^2 + 4y^2 + 8*z^4, where x and y are positive integers and z is a nonnegative integer.

n	a(n)
1	2
2	2
3	2
4	1
5	2
6	3
7	2
8	2
9	2
10	1
11	3
12	4
13	3
14	2
15	3
16	5
17	3
18	1
19	4
20	3
21	3
22	4
23	3
24	2
25	2
26	5
27	5
28	1
29	3
30	2
31	4
32	3
33	3
34	3
35	2
36	6
37	3
38	2
39	1
40	3
41	6
42	4
43	2
44	2
45	3
46	5
47	3
48	3
49	1
50	2
51	4
52	3
53	4
54	2
55	5
56	4
57	5
58	5
59	3
60	2
61	7
62	4
63	4
64	3
65	2
66	6
67	3
68	4
69	4
70	3
71	9
72	3
73	2
74	3
75	3
76	6
77	5
78	4
79	4
80	3
81	8
82	5
83	2
84	2
85	3
86	6
87	3
88	3
89	4
90	4
91	5
92	7
93	2
94	3
95	3
96	8
97	6
98	1
99	5
100	4