26843546
domain: N
Appears in sequences
- Expansion of 1/((1-2*x)*(1+x^2)).at n=25A007910
- Number of integers in {1, 2, ..., 2^n} that are coprime to n.at n=24A074933
- Record values in A091023.at n=13A091052
- Expansion of -x^2*(x^3+x-1) / ((x-1)*(x+1)*(2*x-1)*(x^2+1)).at n=27A256494
- Number of (n+2) X (1+2) 0..1 arrays with each row and column divisible by 5, read as a binary number with top and left being the most significant bits.at n=24A262267
- The length of the shortest prefix of the Thue-Morse word decomposable to not less than n palindromes.at n=19A320429
- a(n) = (4^(n+1) + (-1)^n + 5)/10.at n=13A363773