228228

Appears in sequences

• a(n) = lcm(3n+1, 3n+2, 3n+3).at n=25A061495
• Integers which have more than one coprime factorization into nonprime powers which sum to the same number.at n=29A072940
• Numbers whose set of base 12 digits is {0,B}, where B base 12 = 11 base 10.at n=18A097258
• a(n) = 2n*(n+1)*(2n+1).at n=38A300758