# A136752 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 3 4 6 5 10 6 19 7 33 8 61 9 108 10 198 11 354 12 645 13 1159 14 2106 15 3795 16 6874 17 12405 18 22457 19 40560 20 73374 21 132578 22 239782 23 433362 24 783602 25 1416401 26 2560953 27 4629393 28 8369741 29 15130440 30 27354520 31 49451349 32 89401972 33 161622356 34 292191262