# A368790 (b-file synthesized from sequence entry) 0 1 1 2 2 9 3 64 4 641 5 8334 6 133345 7 2533556 8 55738233 9 1393455826 10 39016763129 11 1209519657000 12 41123668338001 13 1521575728506038 14 60863029140241521 15 2617110253030385404 16 120387071639397728585 17 5898966510330488700666 18 306746258537185412434633