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.

A192251 1-sequence of reduction of central binomial coefficient sequence by x^2 -> x+1.

Table of values

n a(n)
1 0
2 2
3 8
4 48
5 258
6 1518
7 8910
8 53526
9 323796
10 1976876
11 12138456
12 74921904
13 464320368
14 2887660168
15 18011618368
16 112633305568
17 705899650498
18 4432668783838
19 27882818399038
20 175661366346838
21 1108193133814138
22 6999963827434378
23 44265660573879298

List of values

[0, 2, 8, 48, 258, 1518, 8910, 53526, 323796, 1976876, 12138456, 74921904, 464320368, 2887660168, 18011618368, 112633305568, 705899650498, 4432668783838, 27882818399038, 175661366346838, 1108193133814138, 6999963827434378, 44265660573879298]

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

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