2307361domain: NAppears in sequencesSquares which are palindromes in base 6.at n=13A029991Heptagonal square numbers.at n=3A036354Expansion of (1 +34*x +121*x^2)/((1-x)*(x^2 -14*x +1)).at n=5A110906a(n) = (n + 1)^2*(5*n^2 + 10*n + 2)/2.at n=30A269237