65569

Appears in sequences

• Expansion of (2-2*x-x^2)/((1-2*x^2)*(1-x)^2).at n=32A016724
• Expansion of 1/Product_{m>=1} (1 - m*q^m)^29.at n=4A022753
• Expansion of 1/sqrt(1-2x+17x^2).at n=9A098334
• Maximal number of symbols in terms generated by an inefficient set of rewrite rules for flattening combinator expressions of initial size n.at n=7A137181
• a(n)=2^(2^n)+33, Fermat numbers of order 33.at n=4A160021
• a(n) = 2^n + 2*n + 1.at n=16A176691
• Hilltop maps: number of n X 3 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or antidiagonal neighbor in a random 0..1 n X 3 array.at n=5A221441
• T(n,k)=Hilltop maps: number of nXk binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or antidiagonal neighbor in a random 0..1 nXk array.at n=33A221446
• Hilltop maps: number of 6Xn binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or antidiagonal neighbor in a random 0..1 6Xn array.at n=2A221451
• Numbers x such that sigma(x)=sigma(V(x)), where sigma(x) is the sum of the divisors of x and V(x) the transform defined in A245252.at n=18A245469
• Indices of the start of 10 successive distinct digits in the decimal expansion of e (2.718281828...).at n=30A258166
• G.f.: (1 + 22*x - 34*x^2 + 14*x^3)/((1 - x)^2*(1 - 6*x + 8*x^2)).at n=6A265037
• Squarefree products of k primes that are symmetrically distributed around their average. Case k = 4.at n=30A294751
• Bitmaps of king + rook vs. king checkmate patterns on a standard 8 X 8 board.at n=4A362950
• Numbers k that divide the k-th little Schroeder number.at n=24A372903