46706

Appears in sequences

• Number of primes less than 10^n which do not contain the digit 6.at n=5A091640
• Number of primes less than 10^n that do not contain the string n.at n=6A254861
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-1) + b(n-2) - 3*b(n-3), where a(0) = 1, a(1) = 3, a(2) = 5, b(0) = 2, b(1) = 4, b(2) = 6, and (a(n)) and (b(n)) are increasing complementary sequences.at n=21A295360
• a(n) = Sum_{i|n, j|n, k|n} i*j*k/lcm(i,j,k).at n=47A344135