67104768

Appears in sequences

• Number of monic irreducible polynomials over GF(4) with zero trace.at n=15A054661
• Triangle T(n,k) generalizing the tangent numbers.at n=22A064190
• Number of strings of length n over GF(4) with trace 0 and subtrace 1.at n=14A073996
• Number of strings of length n over GF(4) with trace 1 and subtrace 0.at n=14A073997
• Number of strings of length n over GF(4) with trace 1 and subtrace x where x = RootOf(z^2+z+1).at n=14A073999
• Number of monic irreducible polynomials of degree 4 in GF(2^n)[x].at n=6A115490
• a(n) = 6*a(n-1) - 8*a(n-2) for n > 1; a(0) = 3, a(1) = 14.at n=12A171499
• The number of degree-n^2 polynomials over Z/2Z that can be written as f(f(x)) where f is a polynomial.at n=26A350520
• Number of palindromic compositions of 2*n into parts <= n.at n=26A354294
• Numbers k such that k is a multiple of A163511(k).at n=38A364496