356864

Appears in sequences

• a(n) = n^4*Product_{distinct primes p dividing n} (1+1/p^4).at n=23A065960
• Binomial transform of A084136.at n=9A084137
• a(n) = 441*n^2 - 488*n + 135.at n=28A157730
• a(n) = (3*12^n - 8^n)/2.at n=5A165152