28321

Appears in sequences

• Boustrophedon transform of 1, 1, 4, 9, 16, ...at n=8A000697
• a(n) = M(n) + m(n) for n >= 2, where M(n) = max{ a(i) + a(n-i): i = 1..n-1 }, m(n) = min{ a(i) + a(n-i): i = 1..n-1 }.at n=34A022905
• Positions of incrementally largest terms in the continued fraction for Euler's constant gamma (A002852).at n=13A033092
• Numerators of continued fraction convergents to sqrt(885).at n=7A042710
• Third row of Pascal-(1,7,1) array A081582.at n=30A081593
• a(n) = A051707(A025487).at n=37A108460
• a(n) = 128*n^2 - 32*n + 1.at n=14A157331
• a(n) = 128*n^2 + 2528*n + 12481.at n=4A157436
• Coefficient of x in the reduction by x^2->x+1 of the polynomial p(n,x) defined below in Comments.at n=9A192431
• Number of 2 X 2 matrices with all elements in {0,1,...,n} and nonnegative even determinant.at n=16A210371
• Number of partitions p of n such that (number of even numbers in p) <= 2*(number of odd numbers in p).at n=39A241642
• Indices of centered heptagonal numbers (A069099) which are also centered square numbers (A001844).at n=4A253460
• Number of terms in A255967 less than 10^n.at n=7A255971
• p-INVERT of (0,0,1,2,3,5,8,...), the Fibonacci numbers preceded by two zeros, where p(S) = 1 - S - S^2.at n=18A289976
• Triangle read by rows: Coefficients of the polynomials L(n, x) * EZ(n, x), where L denote the unsigned Lah polynomials and EZ the Eulerian zig-zag polynomials A205497.at n=33A373426