# A014171 (b-file synthesized from sequence entry) 1 1 2 5 3 16 4 41 5 92 6 190 7 372 8 703 9 1298 10 2361 11 4255 12 7628 13 13638 14 24357 15 43496 16 77704 17 138899 18 248450 19 444678 20 796314 21 1426644 22 2556825 23 4583600 24 8218728 25 14739136 26 26435727 27 47418602 28 85061737 29 152594941