# A256439 (b-file synthesized from sequence entry) 1 3 2 5 3 17 4 26 5 171 6 257 7 265 8 1921 9 9385 10 26665 11 65537 12 263041 13 437761 14 1057801 15 2038648321 16 10866583226 17 11453097097 18 982923711145