82228

Appears in sequences

• a(n) = [ 1/(2*t(n+1) - t(n) - t(n+2)) ], where t(n) = tan(Pi/2 - 1/n) satisfies n-1 < t(n) < n for all n >= 1.at n=36A024817
• Largest palindromic substring in n! without an initial zero.at n=31A046276
• Palindromes whose smallest palindromic proper multiple is the number concatenated with itself.at n=28A119368