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.

A192919 Constant term in the reduction by (x^2 -> x+1) of the polynomial F(n+4)*x^n, where F=A000045 (Fibonacci sequence).

Table of values

n a(n)
0 3
1 0
2 8
3 13
4 42
5 102
6 275
7 712
8 1872
9 4893
10 12818
11 33550
12 87843
13 229968
14 602072
15 1576237
16 4126650
17 10803702
18 28284467
19 74049688
20 193864608
21 507544125
22 1328767778
23 3478759198
24 9107509827
25 23843770272
26 62423801000
27 163427632717
28 427859097162
29 1120149658758

List of values

[3, 0, 8, 13, 42, 102, 275, 712, 1872, 4893, 12818, 33550, 87843, 229968, 602072, 1576237, 4126650, 10803702, 28284467, 74049688, 193864608, 507544125, 1328767778, 3478759198, 9107509827, 23843770272, 62423801000, 163427632717, 427859097162, 1120149658758]