27962

Appears in sequences

• Numbers that reach the fixed point 89 under iteration of f(x) = reverse(x) - maxdigit(x).at n=35A097155
• Dimension of 8-variable non-commutative harmonics (twisted derivative). The dimension of the space of non-commutative polynomials in 8 variables which are killed by all symmetric differential operators (where for a monomial w, d_{xi} ( xi w ) = w and d_{xi} ( xj w ) = 0 for i/=j).at n=5A122372
• a(n) = sum of cubes of first n odd primes.at n=7A133548
• Numbers of the form x^5 + 10*x^3*y^2 + 5*x*y^4 (where x,y are integers).at n=29A135794
• Start of a triple of consecutive squarefree numbers each of which has exactly 4 distinct prime factors.at n=0A242607
• Start of the least triple of consecutive squarefree numbers each of which has exactly n distinct prime factors.at n=3A242621
• Numbers k such that Fibonacci(k) == +-1 (mod k) and k is neither 1 nor prime nor twice a prime.at n=34A279072
• Numbers n such that there is k < n for which A003557(k) = A003557(n), A048250(k) = A048250(n) and A173557(k) = A173557(n).at n=1A296087
• Two-column table read by rows: Primitive distinct pairs that have the same value of phi, sigma, and tau.at n=33A322688
• Squarefree integers m > 1 such that if prime p divides m, then s_p(m) >= p and s_p(m) == 2 (mod p-1), where s_p(m) is the sum of the base p digits of m.at n=10A324404
• Numbers that are the sum of some number of consecutive prime cubes.at n=44A352423