# A072320 (b-file synthesized from sequence entry) 1 3 2 233 3 433494437 4 806515533049393 5 1264937032042997393488322 6 131151201344081895336534324866 7 184551825793033096366333 8 5972304273877744135569338397692020533504 9 205697230343233228174223751303346572685 10 1001919737325604309473206237898433933302481297