# A141364 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 4 4 13 5 41 6 131 7 428 8 1429 9 4861 10 16795 11 58785 12 208011 13 742899 14 2674439 15 9694844 16 35357669 17 129644789 18 477638699 19 1767263189 20 6564120419 21 24466267019 22 91482563639 23 343059613649 24 1289904147323 25 4861946401451 26 18367353072151