cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A245575 Number of ways of writing n as the sum of two quarter-squares (cf. A002620).

Table of values

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

List of values

[1, 2, 3, 2, 3, 2, 4, 2, 3, 2, 4, 2, 3, 4, 2, 2, 4, 2, 5, 0, 4, 4, 4, 0, 3, 4, 4, 2, 2, 4, 2, 4, 5, 0, 4, 0, 6, 4, 2, 2, 3, 2, 6, 2, 2, 4, 4, 0, 4, 2, 5, 4, 2, 2, 2, 4, 4, 2, 6, 0, 3, 4, 4, 0, 2, 6, 4, 2, 4, 2, 2, 0, 7, 4, 4, 0, 6, 0, 4, 2, 2, 6, 2, 2, 5, 4]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.