2818572288

Appears in sequences

• Number of 3 X 3 matrices whose determinant is 1 mod n.at n=15A011785
• Binomial transform of A001651.at n=27A084858
• a(n) is the least k with n prime factors (counting multiplicity) such that the sum of these n factors divides k. First member of A036844 with n prime factors.at n=28A104465
• a(n) = 21*2^n.at n=27A175805
• a(n) = (7 + (-1)^n + 6*n)*2^(n-3).at n=27A179608
• Main transitions in systems of n particles with spin 3/2.at n=13A212698
• Number of n X 3 0..1 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.at n=24A281200