# A289844 (b-file synthesized from sequence entry) 0 1 1 2 2 3 3 7 4 16 5 31 6 64 7 134 8 274 9 567 10 1168 11 2405 12 4967 13 10232 14 21094 15 43505 16 89672 17 184892 18 381203 19 785886 20 1620327 21 3340606 22 6887304 23 14199737 24 29275538 25 60357622 26 124439898 27 256558196 28 528948160 29 1090536002 30 2248364880 31 4635470266 32 9556979689 33 19703689739