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.

A230448 T(n, k) = T(n-1, k-1) + T(n-1, k) with T(n, 0) = 1 and T(n, n) = A226205(n+1), n >= 0 and 0 <= k <= n.

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 1
5 3
6 1
7 2
8 4
9 5
10 1
11 3
12 6
13 9
14 16
15 1
16 4
17 9
18 15
19 25
20 39
21 1
22 5
23 13
24 24
25 40
26 64
27 105
28 1
29 6
30 18
31 37
32 64
33 104
34 169
35 272
36 1
37 7
38 24
39 55
40 101
41 168
42 273
43 441
44 715
45 1
46 8
47 31
48 79
49 156
50 269
51 441
52 714
53 1156
54 1869
55 1
56 9
57 39
58 110
59 235
60 425
61 710
62 1155
63 1870
64 3025
65 4896

List of values

[1, 1, 0, 1, 1, 3, 1, 2, 4, 5, 1, 3, 6, 9, 16, 1, 4, 9, 15, 25, 39, 1, 5, 13, 24, 40, 64, 105, 1, 6, 18, 37, 64, 104, 169, 272, 1, 7, 24, 55, 101, 168, 273, 441, 715, 1, 8, 31, 79, 156, 269, 441, 714, 1156, 1869, 1, 9, 39, 110, 235, 425, 710, 1155, 1870, 3025, 4896]