61662

Appears in sequences

• A Moessner triangle using (1, 2, 1, 2, 1, 2, ...).at n=36A125751
• Number of (n+2) X (1+2) 0..1 arrays with each 3 X 3 subblock having clockwise perimeter pattern 00001011 00010101 or 01010101.at n=17A261373
• Number of integers in n-th generation of tree T(3/2) defined in Comments.at n=29A274152
• Number of multisets of nonempty binary words with a total of n letters such that no word has a majority of 0's.at n=13A292548