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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.

A047084 a(n) = Sum_{i=0..n} A047080(i,n-i).

Table of values

n a(n)
0 1
1 1
2 2
3 2
4 4
5 6
6 9
7 14
8 21
9 33
10 50
11 77
12 118
13 181
14 278
15 426
16 654
17 1003
18 1539
19 2361
20 3622
21 5557
22 8525
23 13079
24 20065
25 30783
26 47226
27 72452
28 111153
29 170526
30 261614
31 401357
32 615745
33 944650
34 1449242
35 2223366
36 3410994
37 5233003
38 8028252
39 12316605
40 18895615
41 28988854

List of values

[1, 1, 2, 2, 4, 6, 9, 14, 21, 33, 50, 77, 118, 181, 278, 426, 654, 1003, 1539, 2361, 3622, 5557, 8525, 13079, 20065, 30783, 47226, 72452, 111153, 170526, 261614, 401357, 615745, 944650, 1449242, 2223366, 3410994, 5233003, 8028252, 12316605, 18895615, 28988854]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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