# A319636 (b-file synthesized from sequence entry) 0 0 1 1 2 3 3 6 4 11 5 23 6 60 7 182 8 589 9 1960 10 6641 11 22849 12 79676 13 281048 14 1001100 15 3595865 16 13009663 17 47366234 18 173415160 19 638044198 20 2357941155 21 8748646416 22 32576869239 23 121701491725 24 456012458960 25 1713339737046 26 6453584646774 27 24364925259967 28 92185136438926 29 349479503542513