public FactorWork(int branch, Number Target, PairGenerator gen)
{
nums = new Number[2];
Pair ones = gen.roots[branch];
nums[0].set(ones.x.Value);
nums[1].set(ones.y.Value);
compNum = Target;
pg = gen;
if (branch > pg.roots.Length)
branch = pg.roots.Length;
howdeep = getDepth();
setupIndex(howdeep);
setNums();
}
//construct class with previously used index array
public FactorWork(int branch, Number Target, PairGenerator gen, Byte[] index)
: this(branch, Target, gen)
{
this.index = index;//after previous constructor is called set this.index array to index array provided
}