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.

A152056 a(n) = ((9+sqrt(3))^n + (9-sqrt(3))^n)/2.

Table of values

n a(n)
0 1
1 9
2 84
3 810
4 8028
5 81324
6 837648
7 8734392
8 91882512
9 972602640
10 10340011584
11 110257202592
12 1178108743104
13 12605895573696
14 135013638364416
15 1446985635811200
16 15514677652177152
17 166399318145915136

List of values

[1, 9, 84, 810, 8028, 81324, 837648, 8734392, 91882512, 972602640, 10340011584, 110257202592, 1178108743104, 12605895573696, 135013638364416, 1446985635811200, 15514677652177152, 166399318145915136]

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

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