57275

Appears in sequences

• Structured deltoidal hexacontahedral numbers (vertex structure 9).at n=14A100166
• Palindromes whose smallest palindromic proper multiple is the number concatenated with itself.at n=11A119368
• a(n) = n*(n+1)*(14*n-11)/6.at n=29A172076
• Difference between sum of largest parts and sum of smallest parts of all partitions of n into an odd number of parts.at n=34A211870
• Triangle T(n, k) = Numbers of non-equivalent (mod D_3) ways to place k points on a triangular grid of side n so that no two of them are adjacent. Triangle read by rows.at n=48A239572
• Number of non-equivalent (mod D_3) ways to place 5 indistinguishable points on a triangular grid of side n so that no two of them are adjacent.at n=6A239575
• The odd edge of a primitive 3-simplex (0, b=A031173, c=A031174, d=A031175).at n=49A298047
• Number of Motzkin excursions of length n with an even number of humps.at n=14A307564