77441

Appears in sequences

• Expansion of E.g.f. cos(sin(sinh(x))), even powers only.at n=6A009038
• Expansion of e.g.f.: exp(sinh(sin(x))).at n=12A009219
• (k^2)-th k-smooth number for k = prime(n).at n=33A133581
• a(n) = (n-2)^4 - a(n-1) - a(n-2), with a(1) = a(2) = 0.at n=22A152729
• Triangle read by rows: T(n,k) is the number of permutations of n elements with transposition distance equal to k, n >= 1 and 0 <= k <= A065603(n).at n=69A164366
• Composite squarefree numbers that are multiples of the root mean square of their prime factors.at n=9A255356
• Number of partitions of n^2 into at most three parts.at n=31A274250
• Reversion of x - x^2 - x^6.at n=11A276989