164396domain: NAppears in sequencesSides of integer Heronian triangles [A068967(n), prime(A068967(n)), a(n)] with area A068969(n).at n=33A068968a(1) = 1, a(n) = Sum_{k=1..n} a(n-1) + k.at n=7A1035192^(2p-2) modulo p^3 for p=odd primes.at n=16A216160(-1)^((p-1)/2)*Binomial(p-1,(p-1)/2) mod p^3 where p is the n-th prime.at n=16A224807