54784

Appears in sequences

• Number of 1-2-3-avoiding permutations with exactly thrice the 1-3-2 pattern.at n=10A093374
• Numbers of the form p^9*q where p and q are distinct primes.at n=27A179692
• Expansion of ((1-x)*(3*x^2-3*x+1))/(1-2*x)^3.at n=12A190050
• Triangle of Poupard numbers g_n(k) read by rows, n>=1, 1<=k<=2n-1.at n=29A236934
• Triangle of Poupard numbers g_n(k) read by rows, n>=1, 1<=k<=2n-1.at n=31A236934
• Number of (n+2) X (4+2) 0..1 arrays with every 2 X 2 and 3 X 3 subblock diagonal maximum minus antidiagonal minimum nondecreasing horizontally and vertically.at n=13A253506
• The fixed points of A355647.at n=13A355648