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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.

A350924 a(0) = 1, a(1) = 3, and a(n) = 16*a(n-1) - a(n-2) - 4 for n >= 2.

Table of values

n a(n)
0 1
1 3
2 43
3 681
4 10849
5 172899
6 2755531
7 43915593
8 699893953
9 11154387651
10 177770308459
11 2833170547689
12 45152958454561
13 719614164725283
14 11468673677149963
15 182779164669674121
16 2912997961037635969
17 46425188211932501379
18 739890013429882386091
19 11791815026666185676073

List of values

[1, 3, 43, 681, 10849, 172899, 2755531, 43915593, 699893953, 11154387651, 177770308459, 2833170547689, 45152958454561, 719614164725283, 11468673677149963, 182779164669674121, 2912997961037635969, 46425188211932501379, 739890013429882386091, 11791815026666185676073]

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

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