35233

Appears in sequences

• a(n) = a(n-1) + a(n - 1 minus the number of terms of a(k) == (mod 5) so far).at n=32A060732
• Numbers k such that k + (largest digit of k)! is a palindromic prime.at n=20A095920
• Derived from the central terms (A127134) of triangle A127126; a(n) = A127126(2n,n)/(n+1).at n=5A127135
• Number of monomials in discriminant of polynomial x^n + a_{n-2} x^{n-2} + ... + a_0.at n=9A138800
• Positive integers k such that (k+1)^4 has a divisor congruent to -1 modulo k.at n=45A350916
• a(0) = 1, a(1) = 9, and a(n) = 16*a(n-1) - a(n-2) - 4 for n >= 2.at n=4A350925
• G.f. A(x) satisfies A(x) = 1 + x/(1+x^2) * A(x)^3.at n=8A390169