# A259436 (b-file synthesized from sequence entry) 0 1 1 2 2 6 3 33 4 658 5 17465 6 1789026 7 172648401 8 55048521937 9 19738048521937 10 17099936170199761 11 17002207325552593617 12 43456890729289136241538 13 113852784934058230923022839 14 667954362620824922543667163464 15 4816707198961510396593071163584840