1012101

Appears in sequences

• Numbers k such that k^2 is a palindrome with an odd number of digits.at n=40A028816
• Palindromes whose square is a palindrome; also palindromes whose sum of squares of digits is less than 10.at n=32A057135
• Palindromes that are the sum of two shorter palindromes.at n=29A062696
• a(1) = 1, a(n) = smallest palindrome not included earlier such that a(1)+...+a(n) is a palindrome.at n=46A073880
• Palindromes m such that reverse of m^2 is also a square.at n=34A128921
• Nonprimes n such that the product of its divisors is a palindrome.at n=17A244411
• Nonprime palindromes n such that the product of divisors of n is also a palindrome.at n=14A244423
• Nonprime palindromes n with only the digits 0, 1, 2 such that the product of divisors of n is also a palindrome.at n=13A261534
• Smallest palindrome of each distinct decimal type (A002113) in increasing order.at n=21A264406