# A067949 (b-file synthesized from sequence entry) 0 503 1 677 2 811 3 911 4 997 5 1163 6 1193 7 1303 8 1367 9 1459 10 1493 11 1567 12 1613 13 2027 14 2111 15 2113 16 2207 17 2213 18 2287 19 2357 20 2371 21 2381 22 2383 23 2393 24 2467 25 2473 26 2477 27 2617 28 2659 29 2663 30 2693 31 2713 32 2801 33 2851 34 2857 35 2861 36 2917 37 2969 38 2999 39 3019 40 3037 41 3089 42 3109 43 3163