48400

Appears in sequences

• Squares of tetrahedral numbers: a(n) = binomial(n+3,n)^2.at n=9A001249
• Squares of elements to right of central element in Pascal triangle (by row) that are not 1.at n=27A014720
• Squares of elements to left of the central element in Pascal triangle (by row).at n=38A014721
• Squares of even elements in Pascal's triangle A007318.at n=35A014727
• Squares of even elements in Pascal's triangle A007318.at n=39A014727
• Squares of numbers in array formed from even elements to the right of middle of rows of Pascal triangle.at n=15A014762
• Squares of distinct elements in Pascal triangle.at n=31A014764
• Squares of even tetrahedral numbers (A015220).at n=7A014796
• a(n) = (6*n + 4)^2.at n=36A016958
• a(n) = (7*n + 3)^2.at n=31A017018
• a(n) = (8*n + 4)^2.at n=27A017114
• a(n) = (9*n + 4)^2.at n=24A017210
• a(n) = (10*n)^2.at n=22A017270
• a(n) = (11*n)^2.at n=20A017390
• a(n) = (12*n + 4)^2.at n=18A017570
• Expansion of (theta_3(z)*theta_3(11z) + theta_2(z)*theta_2(11z))^4.at n=29A028612
• Expansion of (theta_3(z)*theta_3(19z) + theta_2(z)*theta_2(19z))^4.at n=41A028644
• Squares whose digits are all even.at n=13A030098
• Smallest nontrivial extension of n^2 which is a square.at n=21A030686
• Square-root-perfect numbers: srsigma(n)=m*n^(1/2) for some integer m.at n=2A033635