# A132831 (b-file synthesized from sequence entry) 0 1 1 2 2 3 3 6 4 11 5 22 6 44 7 88 8 175 9 350 10 700 11 1400 12 2799 13 5598 14 11195 15 22390 16 44779 17 89558 18 179115 19 358230 20 716459 21 1432918 22 2865835 23 5731670 24 11463340 25 22926680 26 45853360 27 91706720 28 183413439 29 366826878 30 733653755 31 1467307510 32 2934615019