# A125586 (b-file synthesized from sequence entry) 1 1 2 4 3 17 4 74 5 323 6 1400 7 6005 8 25478 9 107015 10 445556 11 1841273 12 7561922 13 30897227 14 125714672 15 509767421 16 2061390206 17 8317305359 18 33498803948 19 134727010049 20 541232563130 21 2172291241811 22 8712410196584 23 34922863258757 24 139921580805494 25 560408087592983