33196

Appears in sequences

• Number of binary strings of length n with no substrings equal to 0010 1011 or 1100.at n=18A164502
• a(n) = 2*n*(9*n-1).at n=42A178574
• The number of lit cells in weakly decreasing partitions of n when light shines from the north west and only the first column is lit. Here partitions are represented from left to right by columns of cells.at n=29A366175