746640

Appears in sequences

• a(n) = A078343(n) + (-1)^n.at n=16A111955
• a(n) = 4*n*(4*n^2 + 1).at n=36A144965
• Consider all 3 X 3 matrices M whose entries are the n-th to (n+8)-th primes prime(n), ..., prime(n+8), in any order. a(n) is the sum of the number of M such that det(M) is divisible by prime(n+i), for i from 0 to 8.at n=0A339105