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.

A192255 1-sequence of reduction of (n^2) by x^2 -> x+1.

Table of values

n a(n)
1 0
2 4
3 13
4 45
5 120
6 300
7 692
8 1524
9 3225
10 6625
11 13280
12 26096
13 50432
14 96100
15 180925
16 337085
17 622328
18 1139756
19 2072580
20 3744980
21 6728345
22 12026209
23 21395328
24 37901760
25 66881760
26 117598660
27 206094157
28 360085869
29 627364920
30 1090171020

List of values

[0, 4, 13, 45, 120, 300, 692, 1524, 3225, 6625, 13280, 26096, 50432, 96100, 180925, 337085, 622328, 1139756, 2072580, 3744980, 6728345, 12026209, 21395328, 37901760, 66881760, 117598660, 206094157, 360085869, 627364920, 1090171020]

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

Content is available under The OEIS End-User License Agreement.