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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.

A129361 a(n) = Sum_{k=floor((n+1)/2)..n} Fibonacci(k+1).

Table of values

n a(n)
0 1
1 1
2 3
3 5
4 10
5 16
6 29
7 47
8 81
9 131
10 220
11 356
12 589
13 953
14 1563
15 2529
16 4126
17 6676
18 10857
19 17567
20 28513
21 46135
22 74792
23 121016
24 196041
25 317201
26 513619
27 831053
28 1345282
29 2176712
30 3522981
31 5700303
32 9224881
33 14926171
34 24153636
35 39081404
36 63239221
37 102323209

List of values

[1, 1, 3, 5, 10, 16, 29, 47, 81, 131, 220, 356, 589, 953, 1563, 2529, 4126, 6676, 10857, 17567, 28513, 46135, 74792, 121016, 196041, 317201, 513619, 831053, 1345282, 2176712, 3522981, 5700303, 9224881, 14926171, 24153636, 39081404, 63239221, 102323209]

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

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