40 3 20 0.267264 0.00369639 80 3 20 0.281577 0.00260003 160 3 20 0.289097 0.00274735 320 3 20 0.321695 0.00237834 640 3 20 0.37432 0.00266899 1280 3 20 0.50677 0.00132956 2560 3 20 0.783564 0.00405429 5120 3 20 1.30314 0.00226689