104864

Appears in sequences

• Number of subsets of {1,2,3,...,n} that sum to 0 mod 5.at n=19A068011
• Number of subsets of {1,2,3,...,n} that sum to 0 mod 10.at n=20A068031
• Numbers k such that A003313(k) = A003313(5*k).at n=31A116460
• Table read by downward antidiagonals: T(n,k) is the number of tilings of the n X k cylinder up to horizontal reflection by an asymmetric tile.at n=32A368259