# A046139 (b-file synthesized from sequence entry) 1 7 2 13 3 31 4 37 5 61 6 73 7 97 8 103 9 157 10 223 11 271 12 307 13 373 14 433 15 457 16 607 17 733 18 751 19 853 20 877 21 1087 22 1291 23 1297 24 1423 25 1483 26 1543 27 1657 28 1777 29 1861 30 1867 31 1987 32 1993 33 2131 34 2287 35 2341 36 2371 37 2383 38 2467 39 2677 40 2683 41 2791 42 2851 43 3181 44 3313 45 3457 46 3607