# A072297 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 1 5 2 6 6 7 10 8 23 9 48 10 99 11 194 12 392 13 791 14 1600 15 3290 16 6810 17 13900 18 28269 19 57455 20 116213 21 234237 22 470861 23 945510 24 1897007 25 3802257 26 7616206 27 15244011 28 30493702 29 60965480 30 121838430 31 243409121 32 486131077 33 970680425 34 1937876841 35 3868346975