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.

A249994 Expansion of 1/((1-2*x)*(1+3*x)*(1-4*x)).

Table of values

n a(n)
0 1
1 3
2 19
3 63
4 307
5 1095
6 4843
7 18111
8 76483
9 294327
10 1213147
11 4747119
12 19308979
13 76282599
14 308006731
15 1223430687
16 4919576995
17 19600876311
18 78636062395
19 313847102415
20 1257480899731
21 5023648225863
22 20113423216939
23 80397210315903
24 321758305696387
25 1286524863041655

List of values

[1, 3, 19, 63, 307, 1095, 4843, 18111, 76483, 294327, 1213147, 4747119, 19308979, 76282599, 308006731, 1223430687, 4919576995, 19600876311, 78636062395, 313847102415, 1257480899731, 5023648225863, 20113423216939, 80397210315903, 321758305696387, 1286524863041655]