51984

Appears in sequences

• a(n) = (6*n)^2.at n=38A016910
• a(n) = (8*n + 4)^2.at n=28A017114
• a(n) = (9*n + 3)^2.at n=25A017198
• a(n) = (10*n + 8)^2.at n=22A017366
• a(n) = (11*n + 8)^2.at n=20A017486
• a(n) = (12*n)^2.at n=19A017522
• Squares that remain square when the digit 1 is appended.at n=2A023111
• a(n) = n + (n+1)^2 + (n+2)^3.at n=35A027620
• Squares with initial digit '5'.at n=13A045788
• Squares expressible as the sum of two positive cubes in at least one way.at n=9A050802
• Numbers whose sum of non-unitary divisors is a prime and sets a new record for such primes.at n=18A063760
• Squares which are the arithmetic mean of two consecutive primes.at n=32A069495
• Squares in which the k-th significant digit either divides k or is a multiple of k.at n=25A069560
• Square associated with twin primes (p,p+2): p(p+2) + 1. Square of the average of twin primes.at n=15A075369
• a(1)=1, a(n) = n*a(floor(n/2)).at n=37A098844
• Squares of A005668.at n=4A099366
• Squares of the form n+prime(n).at n=25A104992
• Perfect powers which have the form prime(n) + n for some n.at n=30A107606
• Untouchable squares.at n=36A111278
• Squares for which the sum of the digits are cubes.at n=19A117685