132496

Appears in sequences

• Squares of tetrahedral numbers: a(n) = binomial(n+3,n)^2.at n=11A001249
• Squares of numbers in array formed from even elements to the right of middle of rows of Pascal triangle.at n=22A014762
• Squares of even tetrahedral numbers (A015220).at n=9A014796
• a(n) = (10*n + 4)^2.at n=36A017318
• a(n) = (12*n + 4)^2.at n=30A017570
• Expansion of 1/((1-4x)(1-6x)(1-8x)(1-12x)).at n=4A028138
• a(1) = 7; for n > 0, a(n+1) = a(n) * sum of digits of a(n).at n=4A047899
• a(n) = (2*n*(n+1))^2.at n=13A060300
• Squares whose sum of digits as well as product of digits is a nonzero square.at n=8A061267
• Squares with internal digits also forming a square > 0.at n=17A069701
• Squares whose internal digits form a square.at n=33A077355
• Squares whose external digits (MSD and LSD) as well as internal digits form squares.at n=14A077357
• Smallest n-digit square whose external digits as well as internal digits form a square, or 0 if no such number exists.at n=5A077363
• a(n) = (1 + 3^n - 2*3^(n/2))/4 if n is even, (1 + 3^n - 4*3^((n-1)/2))/4 if n odd.at n=11A107767
• a(n) = (n+1)*(n+2)^2*(n+3)*(7*n^2 + 23*n + 20)/240.at n=11A114240
• Number of Ferrers diagrams with a single Ferrers puncture with the same orientation inscribed strictly inside with half-perimeter = n.at n=9A133106
• Squares in A064491.at n=9A140483
• Denominator of 1/n^2-1/(n+2)^2.at n=26A171522
• Square numbers not of form m + sum of digits of m.at n=32A171671
• Squares k such that, if k has d digits, k has at least one digit in common with every other d-digit square.at n=5A173943