me'ei'o VUhU experimental cmavo

mekso n-ary operator: interleave sequences

Given the ordered input of m sequences a_i wherein the jth term is a_(i,j), the output is a sequence z with the nth term z_n = a_(n % m, 1 + (n - n % m)/m), where "n % m" is the remainder of division/modulus of n by m.