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.

A308737 Triangle of scaled 1-tiered binomial coefficients, T(n,k) = 2^(n+1)*(n-k,k)_1 (n >= 0, 0 <= k <= n), where (N,M)_1 is the 1-tiered binomial coefficient.

Table of values

n a(n)
0 1
1 1
2 3
3 1
4 8
5 7
6 1
7 17
8 31
9 15
10 1
11 34
12 96
13 94
14 31
15 1
16 67
17 258
18 382
19 253
20 63
21 1
22 132
23 645
24 1280
25 1275
26 636
27 127
28 1
29 261
30 1545
31 3845
32 5115
33 3831
34 1531
35 255
36 1
37 518
38 3598
39 10766
40 17920
41 17906
42 10738
43 3578
44 511
45 1
46 1031
47 8212
48 28700
49 57358
50 71666
51 57316
52 28652
53 8185
54 1023

List of values

[1, 1, 3, 1, 8, 7, 1, 17, 31, 15, 1, 34, 96, 94, 31, 1, 67, 258, 382, 253, 63, 1, 132, 645, 1280, 1275, 636, 127, 1, 261, 1545, 3845, 5115, 3831, 1531, 255, 1, 518, 3598, 10766, 17920, 17906, 10738, 3578, 511, 1, 1031, 8212, 28700, 57358, 71666, 57316, 28652, 8185, 1023]