22500

Appears in sequences

• a(n) = (prime(n) - 1)^2.at n=35A005722
• a(n) = Product_{j=0..5} floor((n+j)/6).at n=32A008881
• Specific heat coefficients for square lattice spin 3/2 Ising model.at n=19A010113
• a(n) = (5*n)^2.at n=30A016850
• a(n) = (6*n)^2.at n=25A016910
• a(n) = (7*n + 3)^2.at n=21A017018
• a(n) = (8*n+6)^2.at n=18A017138
• a(n) = (9*n + 6)^2.at n=16A017234
• a(n) = (10*n)^2.at n=15A017270
• a(n) = (11*n + 7)^2.at n=13A017474
• a(n) = (12*n + 6)^2.at n=12A017594
• Squares which are a decimal concatenation of two or more squares.at n=38A019547
• a(n) = prime(n)*prime(n-1) + 1.at n=35A023523
• Numbers of form 5^i*6^j, with i, j >= 0.at n=23A025622
• Smallest nontrivial extension of n^2 which is a square.at n=14A030686
• Square refactorable numbers.at n=23A036907
• Squares with initial digit '2'.at n=22A045785
• (Terms in A014738)/4.at n=11A051515
• Closed 3-dimensional ball numbers (version 2): a(n)= number of integer points (i,j,k) contained in a closed ball of diameter n, centered at (1/2,0,0).at n=35A053593
• Numbers n such that n^1024 + 1 is prime (a generalized Fermat prime).at n=25A057002