# A218665 (b-file synthesized from sequence entry) 1 1 2 2 3 4 4 10 5 16 6 20 7 41 8 44 9 55 10 67 11 76 12 548 13 751 14 1962 15 3318 16 3760 17 5873 18 7729 19 8074 20 15502 21 33847 22 65888 23 89836 24 167786 25 512688 26 1401686 27 2520988 28 2897654 29 5552333 30 6352323 31 7981750