# A090253 (b-file synthesized from sequence entry) 1 2 2 3 3 7 4 23 5 163 6 3761 7 613049 8 2305677323 9 1413493177187867 10 3259059164857285852640107 11 4606657893577361399569662402327877981883 12 15013370627425459052324121468319040208855976676229499210665181583