60674

Appears in sequences

• Numbers n such that prime(k)*n+prime(k+1), for k=1,...,6 all are primes.at n=7A108110
• Numbers n such that prime(k)*n+prime(k+1), for k=1,...,7 all are primes.at n=1A108117
• a(n) = 4*n^3 - 3*n^2 + 2*n - 1.at n=24A131464
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-1) + b(n-2) + n - 1, where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences.at n=18A294557
• a(n) = 2^(2*n-2) - Catalan(n).at n=8A342906