# A064703 (b-file synthesized from sequence entry) 1 3 2 9 3 63 4 189 5 729 6 729 7 2187 8 35721 9 45927 10 413343 11 413343 12 2657205 13 3720087 14 4782969 15 33480783 16 100442349 17 387420489 18 387420489 19 1162261467