75449

Appears in sequences

• Composite numbers whose prime factors contain no digits other than 1 and 9.at n=31A036309
• Numbers k such that k | 11^k + 10^k + 9^k + 8^k.at n=17A057240
• Composite numbers whose exponents in their canonical factorization lie in the geometric progression 1, 3, 9, ...at n=31A102838
• Partitions with subdiagonal growth: number of partitions (p0, p1, p2, ...) of n with pi - p0 <= i.at n=48A238876
• a(n) is the (n-1)-st frugal number in base n.at n=38A379539