A068733 Number of solenoidal flows (flow in = flow out) in an n X n square array with integer velocities in -8 .. 8.
1, 17, 31465, 8576204625, 331136639667811845
Offset: 1
Extensions
a(5) from Sean A. Irvine, Mar 11 2024
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.