# A022105 (b-file synthesized from sequence entry) 0 1 1 15 2 16 3 31 4 47 5 78 6 125 7 203 8 328 9 531 10 859 11 1390 12 2249 13 3639 14 5888 15 9527 16 15415 17 24942 18 40357 19 65299 20 105656 21 170955 22 276611 23 447566 24 724177 25 1171743 26 1895920 27 3067663 28 4963583 29 8031246 30 12994829