160126

Appears in sequences

• The first n digits of the juxtaposition of the base-7 numbers converted to decimal.at n=6A055148
• Triangle read by rows: T(n,k) = number of peakless Motzkin paths of length n containing k DHH...HU's, where U=(1,1), D=(1,-1) and H=(1,0) (can be easily expressed using RNA secondary structure terminology).at n=40A098083