93840

Appears in sequences

• Expansion of 1/((1-x)^4*(1-x^2)^2).at n=30A028346
• Number of positions of the Rubik's cube at a distance of n moves from the solved state, in the quarter-turn metric.at n=5A080602
• Smallest positive number of "triangular" shuffles of n(n+1)/2 cards needed to restore them to their original order.at n=27A122158
• Numbers with prime factorization p*q*r*s*t^4 (where p, q, r, s, t are distinct primes).at n=32A190110
• a(n) = floor(M(g(n-1)+1,..,g(n))), where M is the harmonic mean and g(n) = n^4.at n=17A227013
• Integer areas A of integer-sided triangles such that the length of the circumradius is a prime number.at n=35A256629
• Number of canonical sequences of moves of length n for the Rubik's cube puzzle using the quarter-turn metric.at n=5A333299
• Expansion of g.f. A(x) satisfying A(x) = Sum_{n>=0} d^n/dx^n (x^(5*n) * A(x)^n) / n!.at n=4A361551
• a(n) = n*(3*n^4 + 15*n^3 + 25*n^2 - 15*n - 28)/60.at n=17A365373
• a(n) = number of Yamanouchi words of length n that start with 3.at n=12A369590