Greatest Common Divisor results on semiabelian varieties and a Conjecture of Silverman

Fabrizio Barroero, Laura Capuano, Amos Turchet

A divisibility sequence is a sequence of integers $\{d_n\}$ such that $d_m$ divides $d_n$ if $m$ divides $n$. Results of Bugeaud, Corvaja, Zannier, among others, have shown that th…