401280

Appears in sequences

• Number of primitive polynomials of degree n over GF(3).at n=14A027385
• a(n) = Product_{k=1..n}(k + prime(k)).at n=5A093570
• Square array A(n,k) = A388979(A388981(n, k)), read by descending antidiagonals.at n=24A389169