# A227235 (b-file synthesized from sequence entry) 1 1 2 3 3 7 4 16 5 38 6 96 7 262 8 767 9 2346 10 7315 11 22954 12 72239 13 228484 14 730470 15 2379669 16 7960733 17 27453387 18 97418566 19 353442491 20 1300699953 21 4821108695 22 17903653177 23 66375491706 24 245111697148 25 900578294735 26 3292301955863 27 11991348060873 28 43624020578230 29 159059383244035 30 583396507916927