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.

A178346 Triangle read by rows: T(n, k, m) = binomial(n, k) - m*binomial(n, k)*binomial(n+1, k)/(k+1) + m*A008292(n+1, k+1) with m = 3.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 5
5 1
6 1
7 18
8 18
9 1
10 1
11 52
12 144
13 52
14 1
15 1
16 131
17 766
18 766
19 131
20 1
21 1
22 303
23 3273
24 6743
25 3273
26 303
27 1
28 1
29 664
30 12312
31 45422
32 45422
33 12312
34 664
35 1
36 1
37 1406
38 42844
39 261230
40 463348
41 261230
42 42844
43 1406
44 1
45 1
46 2913
47 141936
48 1358100
49 3915312
50 3915312
51 1358100
52 141936
53 2913
54 1
55 1
56 5953
57 455481
58 6595734
59 29172972
60 47114784
61 29172972
62 6595734
63 455481
64 5953
65 1

List of values

[1, 1, 1, 1, 5, 1, 1, 18, 18, 1, 1, 52, 144, 52, 1, 1, 131, 766, 766, 131, 1, 1, 303, 3273, 6743, 3273, 303, 1, 1, 664, 12312, 45422, 45422, 12312, 664, 1, 1, 1406, 42844, 261230, 463348, 261230, 42844, 1406, 1, 1, 2913, 141936, 1358100, 3915312, 3915312, 1358100, 141936, 2913, 1, 1, 5953, 455481, 6595734, 29172972, 47114784, 29172972, 6595734, 455481, 5953, 1]