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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.

A278476 a(n) = floor((1 + sqrt(2))^3*a(n-1)) for n>0, a(0) = 1.

Table of values

n a(n)
0 1
1 14
2 196
3 2757
4 38793
5 545858
6 7680804
7 108077113
8 1520760385
9 21398722502
10 301102875412
11 4236838978269
12 59616848571177
13 838872718974746
14 11803834914217620
15 166092561518021425
16 2337099696166517569
17 32885488307849267390
18 462733936006056261028

List of values

[1, 14, 196, 2757, 38793, 545858, 7680804, 108077113, 1520760385, 21398722502, 301102875412, 4236838978269, 59616848571177, 838872718974746, 11803834914217620, 166092561518021425, 2337099696166517569, 32885488307849267390, 462733936006056261028]

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

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