603126

Appears in sequences

• Square array T(M,N) read by antidiagonals: number of dimer tilings of a 2*M X 2*N Moebius strip.at n=31A103997
• Automorphic numbers: n^2 ends with n in base 15 (written in base 10).at n=11A201921
• Square array T(n,k), n >= 0, k >= 0, read by antidiagonals, where T(n,k) = 2^n * sqrt(Resultant(U_{2*n}(x/2), T_{k}(i*x/2))), where T_n(x) is a Chebyshev polynomial of the first kind, U_n(x) is a Chebyshev polynomial of the second kind and i = sqrt(-1).at n=59A334178
• Number of dimer tilings of a 2*n x 6 Moebius strip.at n=4A334179
• Triangle read by rows: T(m, n) is the number of symmetric recurrent sandpiles on an m X n grid (m >= 0, 0 <= n <= m).at n=41A348566