# A175336 (b-file synthesized from sequence entry) 1 1 2 3 3 10 4 15 5 54 6 63 7 170 8 255 9 660 10 693 11 990 12 1023 13 3510 14 4095 15 13932 16 14061 17 16254 18 16383 19 43690 20 65535 21 174420 22 174933 23 261630 24 262143 25 676500 26 710325 27 1014750 28 1048575 29 2704680 30 2706729 31 2839914 32 2841963 33 4057020 34 4059069 35 4192254 36 4194303