76850

Appears in sequences

• T(n+4,4) with T as in A036355.at n=10A036683
• Number of distinct solutions of sum{i=1..3}(x(2i-1)*x(2i)) = 0 (mod n), with x() only in 1..n-1.at n=20A180774
• Beach-Williams Pell numbers of type 2pqrs (p,q,r,s primes).at n=6A212077
• Numbers which are the sum of two squared primes in exactly four ways (ignoring order).at n=22A226599