# A221943 (b-file synthesized from sequence entry) 0 2 1 3 2 5 3 7 4 10 5 14 6 21 7 29 8 42 9 59 10 84 11 119 12 169 13 239 14 338 15 478 16 677 17 957 18 1354 19 1915 20 2709 21 3831 22 5418 23 7662 24 10836 25 15325 26 21673 27 30651 28 43347 29 61303 30 86695 31 122606 32 173391 33 245213 34 346783 35 490426 36 693567 37 980853 38 1387135 39 1961706 40 2774271 41 3923412 42 5548542 43 7846824 44 11097085 45 15693648 46 22194170 47 31387297