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.

A183120 Magnetic Tower of Hanoi, number of moves of disk number k, generated by a certain algorithm, yielding a "forward moving" non-optimal solution of the [RED ; NEUTRAL ; NEUTRAL] or [NEUTRAL ; NEUTRAL ; BLUE] pre-colored puzzle.

Table of values

n a(n)
0 0
1 1
2 3
3 7
4 19
5 55
6 159
7 471
8 1403
9 4199
10 12583
11 37735
12 113187
13 339543
14 1018607
15 3055799
16 9167371
17 27502087
18 82506231
19 247518663
20 742555955
21 2227667831
22 6683003455
23 20049010327
24 60147030939
25 180441092775
26 541323278279
27 1623969834791
28 4871909504323

List of values

[0, 1, 3, 7, 19, 55, 159, 471, 1403, 4199, 12583, 37735, 113187, 339543, 1018607, 3055799, 9167371, 27502087, 82506231, 247518663, 742555955, 2227667831, 6683003455, 20049010327, 60147030939, 180441092775, 541323278279, 1623969834791, 4871909504323]