154276027

Appears in sequences

• Number of n-length binary words w with #(w,0) >= #(w,1) >= 1, where #(w,x) gives the number of digits x in w.at n=28A226881
• Row sums of A257241, Stifel's version of the arithmetical triangle.at n=27A258143
• a(n) = 2^n + binomial(n, floor(n/2)) - 1.at n=27A261681
• Antidiagonal sums of A373005.at n=27A373006