# A177897 (b-file synthesized from sequence entry) 0 1 1 255 2 21845 3 3342387 4 286331153 5 64424509455 6 5519032976645 7 844437815230467 8 72340172838076673 9 18446744073709551615 10 1567973246265311887445 11 241781474574111093044019 12 20552052528097949033496593 13 4660480146812799619066433295 14 396140812663555408357742346245 15 61084913312720243968763869790979