85526

Appears in sequences

• a(n) = n*(n + 1)*(7*n + 11)/6.at n=41A255687
• a(n) = 2*a(n-1) - a(n-4), where a(0) = 2, a(1) = 4, a(2) = 6, a(3) = 10.at n=18A288465
• Lesser of 2 successive tetraprimes (k, k+4) sandwiching three consecutive not squarefree numbers.at n=22A367791