# A001775 (b-file synthesized from sequence entry) 1 1 2 3 3 5 4 21 5 41 6 49 7 89 8 133 9 141 10 165 11 189 12 293 13 305 14 395 15 651 16 665 17 771 18 801 19 923 20 953 21 3689 22 5315 23 6989 24 15641 25 48819 26 78389 27 134053 28 167843 29 181395 30 311091 31 353661 32 645555 33 916763