85200

Appears in sequences

• Numbers k such that in a rotated-square spiral with positive integers (A215468) among k's eight nearest neighbors five or more are primes.at n=25A215471
• Let n have j digits {d_j, d_(j-1), ..., d_2, d_1}. Sequence lists numbers n such that R(n) = d_j^b_j + d_(j-1)^b_(j-1) + ... + d_2^b_2 + d_1^b_1 for some permutation {b_j, b_(j-1), ..., b_2, b_1} of the digits, where R(n) is the digits reverse of n.at n=12A276241
• a(n) = 6*n*(9*n-5).at n=40A277984
• G.f.: x^2 * f''(x), where f(x) = Product_{k>=1} (1 + x^k).at n=25A278407
• Number of minimum vertex colorings in the n-Hanoi graph.at n=2A381320