229582512

Appears in sequences

• a(n) = (n-1)*3^(n-2), n > 0.at n=16A027471
• Denominator of Euler(n,1/3).at n=15A156180
• One quarter the number of nX3 1..4 arrays with no two neighbors of any element equal to each other.at n=14A183355
• Number of 3Xn binary arrays without the pattern 0 1 diagonally or antidiagonally.at n=16A188825
• Number of (n+1)X2 0..1 arrays with the number of clockwise edge increases in every 2X2 subblock differing from each horizontal or vertical neighbor.at n=30A205187
• a(n) = 432*n^6.at n=9A228105
• a(n) = 2*n*3^(2*n-1).at n=8A230540
• a(1) = 1, a(2) = 2, a(3) = 5; thereafter a(n) = 2 * Sum_{k=1..n-1} a(k).at n=18A257970
• Sum of the degrees of asymmetry of all ternary words of length n.at n=16A274499
• Denominators of the exponential expansion of (3/(log(1+x)))*(1 - 1/(1+x)^(1/3)).at n=15A284858
• Numbers k such that k^4 is the sum of two positive 5th powers.at n=28A291852