Calculate a vector of Bell numbers for sets up to length n. Bell numbers are the maximum number of partitions of a set. See the Wikipedia entry for Bell Number.
Example
Belln(8) = [1 1 2 5 15 52 203 877 4140]
Achievement unlocked: Triple Arrayfun!
998 Solvers
677 Solvers
Sort numbers by outside digits
116 Solvers
245 Solvers
Returning a "greater than" vector
140 Solvers