# A281148 (b-file synthesized from sequence entry) 1 2 2 3 3 8 4 9 5 13 6 14 7 22 8 33 9 44 10 52 11 72 12 77 13 87 14 92 15 222 16 322 17 622 18 7737 19 7878 20 30302 21 44449 22 72777 23 844844 24 44744744