# A337521 (b-file synthesized from sequence entry) 0 1 1 1 2 4 3 17 4 123 5 1370 6 24783 7 720077 8 33868402 9 2574718629 10 316724259769 11 63030702412660 12 20296202901136289 13 10574384742194419229 14 8914226633872796546336 15 12159015702987236683621533 16 26834956570719465233549269667 17 95827642073054913336241125602390