156100

Appears in sequences

• Numbers n such that s=n^2 gives prime quadruples (30s+11, 30s+13, 30s+17, 30s+19).at n=29A087772
• G.f.: A(x,y) = Sum_{n>=0} x^n * Product_{k=1..n} (k + x*y) / (1 + k*x*y), as a triangle read by rows.at n=25A231171