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.

A142471 a(0) = a(1) = 0; thereafter a(n) = a(n-1)*a(n-2) + 2.

Table of values

n a(n)
0 0
1 0
2 2
3 2
4 6
5 14
6 86
7 1206
8 103718
9 125083910
10 12973452977382
11 1622770224612082123622
12 21052933202100473722674133293917606
13 34164073141115747076263787631563122725393126176374288934

List of values

[0, 0, 2, 2, 6, 14, 86, 1206, 103718, 125083910, 12973452977382, 1622770224612082123622, 21052933202100473722674133293917606, 34164073141115747076263787631563122725393126176374288934]

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

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