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.

A038725 a(n) = 6*a(n-1) - a(n-2), n >= 2, a(0)=1, a(1)=2.

Table of values

n a(n)
0 1
1 2
2 11
3 64
4 373
5 2174
6 12671
7 73852
8 430441
9 2508794
10 14622323
11 85225144
12 496728541
13 2895146102
14 16874148071
15 98349742324
16 573224305873
17 3340996092914
18 19472752251611
19 113495517416752
20 661500352248901
21 3855506596076654
22 22471539224211023
23 130973728749189484

List of values

[1, 2, 11, 64, 373, 2174, 12671, 73852, 430441, 2508794, 14622323, 85225144, 496728541, 2895146102, 16874148071, 98349742324, 573224305873, 3340996092914, 19472752251611, 113495517416752, 661500352248901, 3855506596076654, 22471539224211023, 130973728749189484]

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

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