# A037599 (b-file synthesized from sequence entry) 1 1 2 9 3 54 4 325 5 1953 6 11718 7 70309 8 421857 9 2531142 10 15186853 11 91121121 12 546726726 13 3280360357 14 19682162145 15 118092972870 16 708557837221 17 4251347023329 18 25508082139974 19 153048492839845 20 918290957039073 21 5509745742234438