71088

Appears in sequences

• Number of (n+2) X 7 binary arrays with consecutive windows of three bits considered as a binary number nondecreasing in every row and column.at n=5A202458
• Number of (n+2) X 8 binary arrays with consecutive windows of three bits considered as a binary number nondecreasing in every row and column.at n=4A202459
• Number of triangular regions in a "frame" of size n X n (see Comments in A331776 for definition), divided by 4.at n=29A332595
• Expansion of the continued fraction 1 / (1-q-q^2 / (1-q-q^2-q^3 / (1-q-q^2-q^3-q^4 / (...)))).at n=14A355043
• E.g.f. A(x) satisfies A'(x) = 1 - 2 * log(1-x) * A(x).at n=9A355231