97969

Appears in sequences

• Crystal ball sequence for D_4 lattice.at n=12A007204
• Squares of palindromes.at n=40A014186
• a(n) = (10*n + 3)^2.at n=31A017306
• a(n) = (11*n + 5)^2.at n=28A017450
• a(n) = (12*n + 1)^2.at n=26A017534
• a(n) = prime^2 and digits of prime do not appear in a(n).at n=14A030088
• Denominators of continued fraction convergents to sqrt(986).at n=6A042909
• Squares with initial digit '9'.at n=21A045793
• Prime powers p^w (w >= 2) such that p^w-2 is prime.at n=36A053704
• Squares composed of digits {6,7,9}.at n=3A053973
• Smallest square with digit sum n (or 0 if no such square exists).at n=39A062685
• Numbers k such that sigma_4(k)/sigma_2(k) is prime.at n=20A066109
• Smallest square whose sum of digits is A056991(n).at n=17A067178
• Squares with strictly increasing sum of digits.at n=11A068809
• Squares which when reversed are primes (ignore leading zeros).at n=28A068989
• Smallest n-digit square with maximum digit sum.at n=4A069665
• Largest n-digit square with maximum digit sum.at n=4A069666
• Numbers k such that the harmonic mean of the divisors of k is the square of a rational number.at n=18A074266
• Square of primes of the form 4k+1 (A002144).at n=29A080109
• Squares arising in A085039. n-th partial sum of A085039.at n=18A085040