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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.

A137343 Number of elements of length n with respect to the natural metric in the special group of rational series over the finite field F_2 in two non-commuting variables.

Table of values

n a(n)
0 1
1 12
2 1296
3 505536
4 679848192
5 3248147205120
6 57637071142391808
7 3930578658351563587584
8 1050888530707010579202637824
9 1112792971262327168651248131637248

List of values

[1, 12, 1296, 505536, 679848192, 3248147205120, 57637071142391808, 3930578658351563587584, 1050888530707010579202637824, 1112792971262327168651248131637248]

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

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