# A054262 (b-file synthesized from sequence entry) 0 11 1 13 2 31 3 101 4 103 5 307 6 701 7 1009 8 9001 9 10007 10 70001 11 100003 12 300007 13 700001 14 1000003 15 3000017 16 7000003 17 30000001 18 100000007 19 700000001 20 1000000007 21 7000000001 22 10000000019 23 90000000019 24 90000000023 25 300000000077