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.

A249001 T(n,k)=Number of length n+4 0..k arrays with no five consecutive terms having two times the sum of any three elements equal to three times the sum of the remaining two.

Table of values

n a(n)
1 30
2 190
3 58
4 820
5 464
6 112
7 2540
8 2668
9 1140
10 216
11 6450
12 10360
13 8680
14 2802
15 416
16 13990
17 32398
18 42308
19 28240
20 6872
21 802
22 27740
23 82348
24 163112
25 172888
26 91888
27 16800
28 1546
29 50260
30 189660
31 485580
32 822348
33 706704
34 299044
35 41084
36 2980
37 86030
38 387900

List of values

[30, 190, 58, 820, 464, 112, 2540, 2668, 1140, 216, 6450, 10360, 8680, 2802, 416, 13990, 32398, 42308, 28240, 6872, 802, 27740, 82348, 163112, 172888, 91888, 16800, 1546, 50260, 189660, 485580, 822348, 706704, 299044, 41084, 2980, 86030, 387900]