2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/136231In this paper, we establish several formulae for sums and alternating sums of products of generalized Fibonacci and Lucas numbers. In particular, we recover and extend all results of Z. Cerin and Z. Cerin & G. M. Gianella, more easily.Number TheoryCombinatorics11B39; 11Y55text