In the limiting case, how many shapes of each size are there?
tags: plastic, fractal, similar, sequence

NFL Points by minute - 1/7/15

tags: sports, probability

Very prime circles - 1/1/15

Integers from 1 to 2m are arranged in a circle so that the sum and (absolute) difference of neighbors is a prime number. This sequence uses a minimal number of cuts to add numbers to the circle.
tags: prime, circle, OEIS, integer