3008864

Appears in sequences

• a(n) = T(n,n), T given by A026519. Also a(n) = number of integer strings s(0), ..., s(n), counted by T, such that s(n) = 0.at n=19A026520
• a(n) = T(n,n), T given by A026552. Also a(n) is the number of integer strings s(0),...,s(n) counted by T, such that s(n)=0.at n=19A026553
• a(n) = A026520(2n+1).at n=9A291089