Local Open Scope nat.
(*** Application of Omega stuff ***)

Lemma nth_intlist_to_bytelist_eq:
forall d (n i j k: nat) al, (i < n)%nat -> (i < j*4)%nat -> (i < k*4)%nat ->
nth i (intlist_to_bytelist (firstn j al)) d = nth i (intlist_to_bytelist (firstn k al)) d.