# A128493 (b-file synthesized from sequence entry) 1 1 2 81 3 50625 4 121550625 5 9845600625 6 144149438750625 7 4117052120156600625 8 4117052120156600625 9 343860310127599440800625 10 44812219476138886724578250625 11 44812219476138886724578250625