181300

Appears in sequences

• a(n) is least k such that k and 8k are anagrams in base n (written in base 10).at n=27A023100
• a(n) = (4*n+8)*n^2.at n=35A258617
• Exponential weird numbers: numbers that are exponential abundant (A129575) but not exponential pseudoperfect (A318100).at n=10A321146
• Discriminants of totally real cubic fields with 2 associated nonconjugate fields.at n=32A329786
• Coreful weird numbers: numbers k that are coreful abundant (A308053) but no subset of their aliquot coreful divisors sums to k.at n=10A339939
• G.f. satisfies A(x) = 1 + x*A(x)^6 / (1 + x*A(x)^6).at n=7A365218