71391

Appears in sequences

• Replace 2n+1 with concatenation of its divisors >1.at n=45A037287
• Triangular matrix T, read by rows, that satisfies: SHIFT_LEFT(column 0 of T^((3*p-1)/3)) = (3*p-1)*(column p of T), or [T^((3*p-1)/3)](m,0) = (3*p-1)*T(p+m,p) for all m>=1 and p>=0.at n=31A107717
• Numbers k that divide the k-th Apéry number (A005258).at n=28A372943