function unpackNum(t, count, i)
    i = i or 1
    if i >= count then
        return sub(t, i)
    elseif i < count and t[i] ~= nil then
        return t[i], unpackNum(table, count, i + 1)
    end
end

function sub(table, start)
    local sub = {}
    for i=start,#table do
        sub[#sub + 1] = table[i]
    end
    return sub
end