# A278764 (b-file synthesized from sequence entry) 0 5 1 13 2 33 3 83 4 208 5 521 6 1305 7 3268 8 8183 9 20490 10 51306 11 128467 12 321673 13 805448 14 2016788 15 5049902 16 12644616 17 31661270 18 79277695 19 198506027 20 497045767 21 1244569236 22 3116317824 23 7803050645 24 19538315026 25 48922629292 26 122498979756 27 306729222415 28 768029383352 29 1923094020999 30 4815298338536