# A139559 (b-file synthesized from sequence entry) 1 3 2 5 3 7 4 11 5 17 6 19 7 23 8 31 9 59 10 61 11 67 12 71 13 83 14 103 15 107 16 127 17 139 18 233 19 239 20 311 21 439 22 883 23 919 24 971 25 983 26 1039 27 1087 28 1091 29 1123 30 1399 31 1487 32 1567 33 1747 34 1811 35 1999 36 2131 37 2383 38 2467 39 2927 40 3391 41 3583 42 3659 43 3671 44 3691