-1265

Appears in sequences

• Expansion of Product_{k>=1} (1 - x^k)^23.at n=3A010829
• Triangle, read by rows, equal to the right-hand side of the triangle A084610, with row n listing the coefficients of (1+x-x^2)^n: T(n,k) = [x^(n+k)] (1+x-x^2)^n, for n>=k>=0.at n=68A104505
• Inverse of Riordan array (1/(1-x)^3, x/(1-x)^3).at n=32A127894
• Inverse binomial transform of decimal expansion of Pi.at n=10A130597
• a(n) = -(n - 4)*(n - 5)*(n - 12)/6.at n=21A167541
• Expansion of 1/((1 + x^3 - x^4)*(1 - x)).at n=45A177825
• Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of min{i(j+1),j(i+1)} (A203996).at n=30A203997
• Determinant of the n X n matrix with (i,j)-entry equal to 1 or 0 according as |i-j| is prime or not.at n=17A228638
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 211", based on the 5-celled von Neumann neighborhood.at n=19A270900
• Inverse binomial transform of A026007.at n=12A294503
• Square array A(n,k), n>=0, k>=0, read by antidiagonals, where column k is the expansion of 1/(Sum_{j>=0} (j!)^k * x^j).at n=31A306629