# A226431 (b-file synthesized from sequence entry) 1 1 2 2 3 6 4 21 5 73 6 244 7 786 8 2458 9 7510 10 22527 11 66579 12 194408 13 561988 14 1610900 15 4584426 16 12966225 17 36476173 18 102132412 19 284785878 20 791182318 21 2190833086 22 6048706947 23 16655647911 24 45752451536 25 125405039368 26 343040546984 27 936651104466 28 2553146783253 29 6948573570145