# A076448 (b-file synthesized from sequence entry) 2 5 3 17 4 129 5 4097 6 2097153 7 274877906945 8 2361183241434822606849 9 87112285931760246646623899502532662132737 10 59285549689505892056868344324448208820874232148807968788202283012051522375647233