54571

Appears in sequences

• Composite numbers whose prime factors contain no digits other than 1 and 4.at n=9A036304
• a(n) = 3*a(n-1) - 4*a(n-2) + 6*a(n-3) - 4*a(n-4), with initial terms 1,2,4,7.at n=16A136408
• Numbers that are the sum of six fifth powers in two or more ways.at n=18A345507
• Numbers that are the sum of six fifth powers in exactly two ways.at n=18A346357