113569

Appears in sequences

• a(n) = (11*n + 7)^2.at n=30A017474
• a(n) = (12*n + 1)^2.at n=28A017534
• Squares with digits in nondecreasing order.at n=27A028820
• Squares of primes having digits in nondecreasing order.at n=11A028866
• Smallest square containing n-th prime as substring.at n=29A029945
• Smallest extension of n-th prime which is a square.at n=29A030671
• Prime powers p^w (w >= 2) such that p^w-2 is prime.at n=37A053704
• Composite numbers k such that the sum of the divisors of k^2 is a prime.at n=29A065405
• Prime powers of prime numbers such that the sum of its digits is also prime power of prime number.at n=16A076705
• Square of primes of the form 4k+1 (A002144).at n=31A080109
• Squares of the form 2*p+3 that are squares of primes.at n=31A110588
• a(n) = (14*n+1)^2.at n=24A134934
• Squares in A145768 (XOR of squares of the numbers 1...n).at n=15A145828
• Numbers k of the form q^2, q = prime, such that k-2 is a prime.at n=27A146981
• Six-digit squares that are concatenation of two 3-digit primes.at n=1A153050
• Squares that becomes primes when prefixed with a 3.at n=29A167718
• Perfect squares which can be written in all the four forms a^2+b^2, a^2+2*b^2, a^2+3*b^2 and a^2+7*b^2, with a > 0 and b > 0.at n=30A216682
• Composite numbers with both 10 and -10 as primitive root.at n=17A218766
• Number of positive integer solutions to the Diophantine equation x + y + 2z = n^2.at n=25A218832
• Lucky numbers that are prime powers.at n=30A225322