The Perl Toolchain Summit needs more sponsors. If your company depends on Perl, please support this very important event.


self-similar growth at exposed corners
cellular automaton growing at exposed corners
automaton growing to cells with one of eight neighbours
toothpick pattern by replication
integer points in stair-step diagonal stripes
toothpick pattern by rows
self-similar triangular tree traversal


in lib/Math/NumSeq/OEIS/Catalogue/Plugin/