# A006759 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 3 5 17 6 131 7 915 8 6553 9 47026 10 341888 11 2505449 12 18534827 13 138224058 14 1038594326 15 7856087894 16 59782042225 17 457359506070 18 3515816578512 19 27143401299351 20 210372490707568