70757

Appears in sequences

• a(n) = 81*n^2 - 72*n + 17.at n=30A154277
• Numbers of the form n^2 + 1 without prime divisors of the form a^2 + 1.at n=25A217279
• Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 587", based on the 5-celled von Neumann neighborhood.at n=17A283142
• a(n) = prime(n) * prime(2n).at n=39A319613
• Integers k such that for all m>k, d(m)/m < d(k)/k where d(j) = Min_{p & q odd primes, 2*j = p+q, p <= q} (q-p)/2.at n=29A335297
• Values of terms in A380837 which are not in A379066.at n=27A380838