56169

Appears in sequences

• a(n) = (6*n+3)^2.at n=39A016946
• a(n) = (8*n + 5)^2.at n=29A017126
• a(n) = (9*n + 3)^2.at n=26A017198
• a(n) = (10*n + 7)^2.at n=23A017354
• a(n) = (11*n + 6)^2.at n=21A017462
• a(n) = (12*n + 9)^2.at n=19A017630
• Squares such that digits of sqrt(n) are not present in n.at n=42A029784
• n in base 8 is a palindromic square.at n=15A029806
• Squares in which parity of digits alternates.at n=31A030152
• Odd squares in which parity of digits alternates.at n=20A030156
• Odd refactorable numbers.at n=27A036896
• Square refactorable numbers.at n=35A036907
• Denominators of continued fraction convergents to sqrt(557).at n=11A042067
• Squares with initial digit '5'.at n=22A045788
• a(1) = 1; a(n+1) is next smallest nontrivial square containing a(n) as a substring.at n=3A050628
• Squares with property that digits alternate in parity individually as well as in concatenation with previous terms.at n=13A068888
• Squares which are the arithmetic mean of two consecutive primes.at n=33A069495
• a(1) = 1, then least square such that every partial concatenation is a prime.at n=30A090257
• Least square k^2 > n^2 whose decimal expansion ends in n^2.at n=13A090292
• Exclusionary squares.at n=33A112735