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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.

A014931 a(1)=1, a(n) = n*16^(n-1) + a(n-1).

Table of values

n a(n)
1 1
2 33
3 801
4 17185
5 344865
6 6636321
7 124076833
8 2271560481
9 40926266145
10 728121033505
11 12822748939041
12 223928981472033
13 3883103678710561
14 66933498461897505
15 1147797409030816545
16 19594541482740368161
17 333189190735802745633
18 5645851483964153611041
19 95370814658487412671265

List of values

[1, 33, 801, 17185, 344865, 6636321, 124076833, 2271560481, 40926266145, 728121033505, 12822748939041, 223928981472033, 3883103678710561, 66933498461897505, 1147797409030816545, 19594541482740368161, 333189190735802745633, 5645851483964153611041, 95370814658487412671265]

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

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