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.

A337218 The positive integers uniquely represented by the ternary form x^2 + 2*y^2 + 2*z^2, with integers x <= 0, and 0 <= y <= z.

Table of values

n a(n)
1 1
2 2
3 3
4 5
5 6
6 10
7 12
8 13
9 14
10 21
11 22
12 30
13 37
14 42
15 46
16 48
17 58
18 70
19 78
20 93
21 133
22 142
23 190
24 192
25 253
26 768
27 3072
28 12288
29 49152
30 196608
31 786432
32 3145728
33 12582912
34 50331648
35 201326592
36 805306368
37 3221225472
38 12884901888

List of values

[1, 2, 3, 5, 6, 10, 12, 13, 14, 21, 22, 30, 37, 42, 46, 48, 58, 70, 78, 93, 133, 142, 190, 192, 253, 768, 3072, 12288, 49152, 196608, 786432, 3145728, 12582912, 50331648, 201326592, 805306368, 3221225472, 12884901888]