# A293712 (b-file synthesized from sequence entry) 1 1 2 5 3 7 4 13 5 19 6 31 7 61 8 151 9 181 10 211 11 421 12 631 13 1051 14 1471 15 2311 16 4621 17 9241 18 11551 19 18481 20 25411 21 32341 22 34651 23 43891 24 60653 25 120121 26 150151 27 180181 28 270271 29 300301 30 330331 31 390391 32 420421 33 450451 34 540541 35 600601 36 660661 37 840841 38 870871 39 1023053 40 2045003