24430

Appears in sequences

• Number of nonempty subsets of {1,2,...,n} in which exactly 3/4 of the elements are <= (n-4)/2.at n=23A048064
• Number of Hamiltonian paths in the graph on n vertices {1,...,n}, with i adjacent to j iff |i-j| <= 2.at n=24A069241
• Triangle read by rows giving the coefficients of formulas generating each variety of S1(n,k) (unsigned Stirling numbers of first kind). The p-th row (p>=1) contains T(i,p) for i=1 to 2*p, where T(i,p) satisfies Sum_{i=1..2*p} T(i,p) * C(n,i).at n=27A094216
• Ceiling(4/3*Pi*n^3).at n=18A135973
• Triangle of coefficients of polynomials v(n,x) jointly generated with A210603; see the Formula section.at n=49A210738
• Numbers n such that n!!! - 3^10 is prime, where n!3 = n!!! is a triple factorial number (A007661).at n=33A265201
• Weird untouchable numbers.at n=12A357326