# A345750 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 9 4 49 5 310 6 2521 7 25557 8 290550 9 3555041 10 48104901 11 741103946 12 12825399313 13 240202011881 14 4747281446090 15 98808864563065 16 2194031697420057 17 52582450760730398 18 1357237338948268649