-868

Appears in sequences

• Expansion of Product_{m>=1} 1/(1 + m*q^m).at n=19A022693
• Sum at 45 degrees to horizontal in triangle of A081498.at n=41A081499
• Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of min{i(j+1-1),j(i+1)-1} (A204000).at n=38A204001
• G.f. A(x) satisfies: [x^n] A(x)^((n+1)(n+2)/2) = 0 for n>1 with a(0)=1 and a(1)=2.at n=4A250117
• Square array A(n,k), n>=0, k>=0, read by antidiagonals, where column k is the expansion of Product_{j>=1} 1/(1 + k*x^j).at n=50A292133
• Antidiagonal-sums of the array A376682(n,k) = n-th term of the k-th differences of the noncomposite numbers (A008578).at n=10A376683