# A090747 (b-file synthesized from sequence entry) 1 2 2 6 3 12 4 70 5 102 6 540 7 1090 8 1366 9 1626 10 4176 11 9010 12 9550 13 36912 14 43062 15 49680 16 57916 17 483610 18 877842 19 2215302 20 2704980 21 3598866 22 7973130 23 8530116