4017157

Appears in sequences

• a(n) = 4^n - 3^n.at n=11A005061
• Nexus numbers: a(n) = (n+1)^11 - n^11.at n=3A022527
• Number of n X 11 binary arrays with a path of adjacent 1's from top row to bottom row.at n=1A069386
• G.f.: (2-x)/((1+3x)(1-4x)); e.g.f.: exp(4x) + exp(-3x); a(n) = 4^n + (-3)^n.at n=11A087452
• a(n) = 2*a(n-1)+3*a(n-2)-6*a(n-3) starting a(0)=a(1)=0, a(2)=1.at n=22A167762
• a(n) = 2^n - A108411(n).at n=22A167936
• Number of second differences of arrays of length n + 2 of numbers in 0..3.at n=8A228213
• Number of third differences of arrays of length n+3 of numbers in 0..3.at n=7A228255