55224

Appears in sequences

• Numerators of continued fraction convergents to sqrt(23).at n=11A041036
• Numerators of continued fraction convergents to sqrt(575).at n=5A042102
• Number of winning length n strings with an 8-symbol alphabet in "same game".at n=8A065241
• x such that x^2 - 23*y^2 = 1.at n=3A114051
• a(n) = ChebyshevT(3, n).at n=24A144129
• a(n) = 2401*n^2 - 980*n + 99.at n=4A157375
• Indices of rows of triangle A262432 where the maximum term of the row is a new record.at n=35A262464
• a(n) = n * (binomial(n + 1, 3) + 1).at n=24A329523
• Numbers k for which A354102(k) = A354102(sigma(k)).at n=31A354106
• Upper midsequence of the Fibonacci numbers (1,2,3,5,8,...) and Lucas numbers (1,3,4,7,11,...); see Comments.at n=22A355325
• Expansion of (1/x) * Series_Reversion( x / (1 + x^3 / (1 - x)^3) ).at n=14A389250