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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.

A090573 Number of configurations of the 3-dimensional 3 X 3 X 3 sliding cube puzzle that require a minimum of n moves to be reached, starting with the empty space at one of the enclosing cube corners.

Table of values

n a(n)
0 1
1 3
2 9
3 30
4 102
5 324
6 1029
7 3096
8 9960
9 30732
10 97932
11 295924
12 929202
13 2766958
14 8590731
15 25271897
16 77575820

List of values

[1, 3, 9, 30, 102, 324, 1029, 3096, 9960, 30732, 97932, 295924, 929202, 2766958, 8590731, 25271897, 77575820]

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

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