# A133155 (b-file synthesized from sequence entry) 1 2 2 6 3 14 4 46 5 110 6 366 7 878 8 2926 9 19310 10 52078 11 314222 12 1362798 13 3459950 14 11848558 15 78957422 16 615828334 17 1689570158 18 10279504750 19 44639243118 20 113358719854 21 663114533742 22 2862137789294 23 20454323833710 24 301929300544366 25 1427829207386990 26 3679629021072238