114022
domain: N
Appears in sequences
- Positive numbers k such that k and 3*k are anagrams in base 5 (written in base 5).at n=28A023062
- G.f. satisfies: A(x) = C(x)^2 * A(x^3*C(x)^4), where C(x) is the g.f. of the Catalan numbers (A000108).at n=10A120899
- Eight bishops and one elephant on a 3 X 3 chessboard. G.f.: (1+x-5*x^2)/(1-3*x-x^2+6*x^3).at n=13A175655
- The index of the first of two consecutive positive triangular numbers (A000217) the sum of which is equal to the sum of thirteen consecutive positive triangular numbers.at n=7A262492