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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.

A051300 a(n) = a(n-1) + rotate( a(n-1), 1 digit right), a(1) = 1.

Table of values

n a(n)
1 1
2 2
3 4
4 8
5 16
6 77
7 154
8 569
9 1525
10 6677
11 14344
12 55778
13 141355
14 655490
15 721039
16 1693142
17 3862456
18 10248701
19 21273571
20 33400928
21 116741020
22 128415122
23 341256634
24 775382297
25 1552920526
26 7708212578
27 16479033835
28 68126937218
29 154939630939
30 1070433594032

List of values

[1, 2, 4, 8, 16, 77, 154, 569, 1525, 6677, 14344, 55778, 141355, 655490, 721039, 1693142, 3862456, 10248701, 21273571, 33400928, 116741020, 128415122, 341256634, 775382297, 1552920526, 7708212578, 16479033835, 68126937218, 154939630939, 1070433594032]

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

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