121141

Appears in sequences

• a(n) = n base 5, under morphism f(1) = 121, f(2) = 123, f(3) = 141, f(4) = 142, or 0 if n base 5 has a zero.at n=7A137850
• Number of partitions of the (n+5)-multiset {0,...,0,1,2,...,n} with five 0's into distinct multisets.at n=7A346815
• Number of partitions of the (n+7)-multiset {0,...,0,1,2,...,7} with n 0's into distinct multisets.at n=5A346827