68886

Appears in sequences

• Palindromes of form k*(k+9).at n=8A028571
• Number of partitions of 5n such that cn(1,5) = cn(4,5) < cn(0,5) <= cn(2,5) = cn(3,5).at n=15A036890
• Obtain m by omitting trailing zeros from n; a(n) = smallest multiple k*m which is a palindrome with even digits, or -1 if no such multiple exists.at n=43A061915
• Smallest multiple k*n of n which has even digits and is a palindrome or becomes a palindrome when 0's are added on the left (e.g., 10 becomes 010, which is a palindrome).at n=43A062293
• Values of n such that n^a-+a are primes, a=7.at n=21A155022