41527domain: NAppears in sequencesCoefficients of a solution to a functional equation.at n=25A092834Numbers k such that the k-th triangular number contains only digits {2,6,8}.at n=13A119175Nonnegative values x of solutions (x, y) to the Diophantine equation x^2+(x+137)^2 = y^2.at n=11A129544