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.

A180502 Triangle read by row. T(n,m) gives the number of isomorphism classes of arrangements of n pseudolines and m double pseudolines in the Moebius strip.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 1
6 1
7 5
8 17
9 59
10 3
11 45
12 799
13 15649
14 245351

List of values

[1, 1, 1, 1, 1, 1, 1, 5, 17, 59, 3, 45, 799, 15649, 245351]