A300448 - cp's OEIS frontend

A300448 Number of the integers 4^km with k >= 0 and m = 1, 2, 5 such that n^2 - 4^km can be written as the sum of two squares.

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

[1, 2, 4, 2, 4, 5, 4, 2, 7, 5, 6, 5, 6, 5, 5, 2, 5, 7, 6, 5, 10, 7, 5, 5, 7, 7, 6, 5, 6, 6, 7, 2, 10, 6, 8, 7, 7, 6, 6, 5, 7, 11, 5, 7, 10, 5, 6, 5, 8, 8, 9, 7, 8, 6, 6, 5, 10, 7, 5, 6, 5, 8, 7, 2, 5, 10, 8, 6, 10, 8, 7, 7, 11, 7, 7, 6, 10, 7, 5, 5]

cp's OEIS Frontend

A300448 Number of the integers 4^km with k >= 0 and m = 1, 2, 5 such that n^2 - 4^km can be written as the sum of two squares.

Table of values

List of values

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

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

cp's OEIS Frontend

A300448 Number of the integers 4^k*m with k >= 0 and m = 1, 2, 5 such that n^2 - 4^k*m can be written as the sum of two squares.

Table of values

List of values

A300448 Number of the integers 4^km with k >= 0 and m = 1, 2, 5 such that n^2 - 4^km can be written as the sum of two squares.

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