28206

Appears in sequences

• Numbers k such that k^4 has k as a substring of its decimal expansion.at n=48A075904
• Number of binary strings of length n with no substrings equal to 0001, 0110, or 0111.at n=29A164476
• n/3 analog of Keith numbers.at n=6A282767
• Number of partitions of n-th triangular number (A000217) into distinct triangular parts.at n=43A288126