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.

A088900 Numbers n such that 2*n*k(n) is an integer, where k(n) is sum of successive remainders when computing the Euclidean algorithm for (1, 1/sqrt(n)) as defined in A086378 (MuPAD program is given there).

Table of values

n a(n)
1 1
2 2
3 4
4 6
5 9
6 12
7 16
8 20
9 25
10 30
11 36
12 42
13 49
14 55
15 56
16 64
17 70
18 72
19 81
20 90
21 100
22 110
23 121
24 132
25 144
26 155
27 156
28 169
29 180
30 182
31 196
32 210
33 225
34 240
35 256
36 272
37 289
38 305
39 306
40 324
41 342
42 361
43 377
44 380
45 400
46 420
47 441
48 462
49 484
50 504
51 505
52 506
53 529
54 546
55 552
56 576
57 600
58 625

List of values

[1, 2, 4, 6, 9, 12, 16, 20, 25, 30, 36, 42, 49, 55, 56, 64, 70, 72, 81, 90, 100, 110, 121, 132, 144, 155, 156, 169, 180, 182, 196, 210, 225, 240, 256, 272, 289, 305, 306, 324, 342, 361, 377, 380, 400, 420, 441, 462, 484, 504, 505, 506, 529, 546, 552, 576, 600, 625]