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.

A046802 T(n, k) = Sum_{j=k..n} binomial(n, j)*E1(j, j-k), where E1 are the Eulerian numbers A173018. Triangle read by rows, T(n, k) for 0 <= k <= n.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 3
5 1
6 1
7 7
8 7
9 1
10 1
11 15
12 33
13 15
14 1
15 1
16 31
17 131
18 131
19 31
20 1
21 1
22 63
23 473
24 883
25 473
26 63
27 1
28 1
29 127
30 1611
31 5111
32 5111
33 1611
34 127
35 1
36 1
37 255
38 5281
39 26799
40 44929
41 26799
42 5281
43 255
44 1
45 1
46 511
47 16867
48 131275
49 344551
50 344551
51 131275
52 16867
53 511
54 1
55 1
56 1023
57 52905

List of values

[1, 1, 1, 1, 3, 1, 1, 7, 7, 1, 1, 15, 33, 15, 1, 1, 31, 131, 131, 31, 1, 1, 63, 473, 883, 473, 63, 1, 1, 127, 1611, 5111, 5111, 1611, 127, 1, 1, 255, 5281, 26799, 44929, 26799, 5281, 255, 1, 1, 511, 16867, 131275, 344551, 344551, 131275, 16867, 511, 1, 1, 1023, 52905]