453789

Appears in sequences

• Discriminants of totally real sextic fields.at n=3A023686
• Numbers whose prime factors are 3 and 7.at n=31A033850
• Negative value of coefficient of x^(n-6) in the characteristic polynomial of a certain n X n integer circulant matrix.at n=1A127411
• Products of the 5th power of a prime and a distinct prime of the 3rd power (p^5*q^3).at n=15A179671
• Discriminant of minimal polynomial of 2*cos(Pi/n) (see A187360).at n=20A193681
• Rolling cube footprints: number of nX7 0..7 arrays starting with 0 where 0..7 label vertices of a cube and every array movement to a horizontal or antidiagonal neighbor moves along a corresponding cube edge.at n=1A223330
• T(n,k)=Rolling cube footprints: number of nXk 0..7 arrays starting with 0 where 0..7 label vertices of a cube and every array movement to a horizontal or antidiagonal neighbor moves along a corresponding cube edge.at n=29A223331
• a(n) = n^5*(7*n+5)/2.at n=7A229148
• Number of ascending runs in {1,...,7}^n.at n=6A229281
• Triangular array with n-th row giving coefficients of polynomial Product_{k = 2..n} (k + n*t) for n >= 1.at n=26A260687
• Number of permutations of n elements divided by the number of 6-ary heaps on n+1 elements.at n=44A273734
• a(n) = A248101(A277324(n)).at n=49A284564
• a(n) = A248101(A277324(n)).at n=51A284564
• a(n) = A248101(A277324(n)).at n=57A284564
• Number of n X 3 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 2 neighboring 1s.at n=15A296322
• Integers k such that k = Sum k/(p_i + j), where p_i are the prime factors of k (with multiplicity). Case j = 3.at n=17A380924
• Integers k such that k = Sum k/(p_i + j), where p_i are the prime factors of k (with multiplicity). Case j = -5.at n=19A380927