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.

A358131 Triangle T(n,k) read by rows, where each row lists the value of n coins, in cents, using k dimes (10 cents) and n-k quarters (25 cents).

Table of values

n a(n)
0 0
1 25
2 10
3 50
4 35
5 20
6 75
7 60
8 45
9 30
10 100
11 85
12 70
13 55
14 40
15 125
16 110
17 95
18 80
19 65
20 50
21 150
22 135
23 120
24 105
25 90
26 75
27 60
28 175
29 160
30 145
31 130
32 115
33 100
34 85
35 70
36 200
37 185
38 170
39 155
40 140
41 125
42 110
43 95
44 80
45 225
46 210
47 195
48 180
49 165
50 150
51 135
52 120
53 105
54 90
55 250
56 235
57 220
58 205
59 190

List of values

[0, 25, 10, 50, 35, 20, 75, 60, 45, 30, 100, 85, 70, 55, 40, 125, 110, 95, 80, 65, 50, 150, 135, 120, 105, 90, 75, 60, 175, 160, 145, 130, 115, 100, 85, 70, 200, 185, 170, 155, 140, 125, 110, 95, 80, 225, 210, 195, 180, 165, 150, 135, 120, 105, 90, 250, 235, 220, 205, 190]

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

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