# A296741 (b-file synthesized from sequence entry) 0 1 1 4 2 64 3 2752 4 237312 5 34390016 6 7512117248 7 2302977392640 8 942529341030400 9 496287845973753856 10 326775812392982937600 11 263039306566659448242176 12 254121613033387345942937600 13 290175686081926976733941071872 14 386599796043915196967089006968832