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.

A321121 Triangle read by rows: T(n,k) is the unreduced numerator of the k-th weight in the quadrature rule for parabolic runout spline with respect to a mesh of n + 1 points.

Table of values

n a(n)
0 0
1 1
2 1
3 1
4 4
5 1
6 3
7 9
8 9
9 3
10 13
11 44
12 30
13 44
14 13
15 35
16 115
17 90
18 90
19 115
20 35
21 16
22 53
23 40
24 46
25 40
26 53
27 16
28 131
29 433
30 330
31 366
32 366
33 330
34 433
35 131
36 179
37 592
38 450
39 504
40 486
41 504
42 450
43 592
44 179
45 163
46 539
47 410
48 458
49 446
50 446
51 458
52 410
53 539
54 163
55 668
56 2209
57 1680
58 1878
59 1824
60 1842
61 1824
62 1878
63 1680
64 2209
65 668

List of values

[0, 1, 1, 1, 4, 1, 3, 9, 9, 3, 13, 44, 30, 44, 13, 35, 115, 90, 90, 115, 35, 16, 53, 40, 46, 40, 53, 16, 131, 433, 330, 366, 366, 330, 433, 131, 179, 592, 450, 504, 486, 504, 450, 592, 179, 163, 539, 410, 458, 446, 446, 458, 410, 539, 163, 668, 2209, 1680, 1878, 1824, 1842, 1824, 1878, 1680, 2209, 668]