24639

Appears in sequences

• Number of periodic palindromic structures of length n using exactly two different symbols.at n=29A056508
• Bisection (odd part) of Chebyshev sequence with Diophantine property.at n=7A077234
• Combined Diophantine Chebyshev sequences A054491 and A077234.at n=15A077237
• a(n) equals the coefficient of x^(2n-1) in the (2n-1)-th iteration of x/(1-x^2) for n>=1.at n=4A185752
• Odd composite integers m such that A052918(m-J(m,29)) == 0 (mod m) and gcd(m,29)=1, where J(m,29) is the Jacobi symbol.at n=32A340095