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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.

A323767 A(n,k) = Sum_{j=0..floor(n/2)} binomial(n-j,j)^k, square array A(n,k) read by antidiagonals, for n >= 0, k >= 0.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 2
6 1
7 1
8 2
9 2
10 1
11 1
12 2
13 3
14 3
15 1
16 1
17 2
18 5
19 5
20 3
21 1
22 1
23 2
24 9
25 11
26 8
27 4
28 1
29 1
30 2
31 17
32 29
33 26
34 13
35 4
36 1
37 1
38 2
39 33
40 83
41 92
42 63
43 21
44 5
45 1
46 1
47 2
48 65
49 245
50 338
51 343
52 153
53 34
54 5
55 1
56 1
57 2
58 129
59 731
60 1268
61 1923
62 1281
63 376
64 55
65 6

List of values

[1, 1, 1, 1, 1, 2, 1, 1, 2, 2, 1, 1, 2, 3, 3, 1, 1, 2, 5, 5, 3, 1, 1, 2, 9, 11, 8, 4, 1, 1, 2, 17, 29, 26, 13, 4, 1, 1, 2, 33, 83, 92, 63, 21, 5, 1, 1, 2, 65, 245, 338, 343, 153, 34, 5, 1, 1, 2, 129, 731, 1268, 1923, 1281, 376, 55, 6]