# A340898 (b-file synthesized from sequence entry) 4 104 5 1064 6 8480 7 62480 8 446744 9 3155384 10 22172240 11 155459360 12 1088976584 13 7625119304 14 53382684800 15 373699342640 16 2615957045624 17 18311884260824 18 128183744650160 19 897287877024320 20 6281020132589864 21 43967155908387944 22 307770136299492320