78651

Appears in sequences

• G.f.: x^2*(x^2 + x + 1)/(x^4 - 2*x + 1).at n=17A027084
• Numerators of continued fraction convergents to sqrt(182).at n=5A041336
• Numerators of continued fraction convergents to sqrt(728).at n=5A042402
• a(n) = ChebyshevT(3, n).at n=27A144129
• Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 489", based on the 5-celled von Neumann neighborhood.at n=16A282609
• a(n) = 32*n^3 + 48*n^2 + 18*n + 1.at n=13A322830
• Odd numbers k for which gcd(A325977(k), A325978(k)) is equal to abs(A325978(k)).at n=3A325979
• a(n) = cosh( n*arccosh(3^n) ).at n=3A377253
• a(n) = Sum_{k=0..n} Stirling2(n,k) * (n!/k!)^2.at n=5A385750