2927177028

Appears in sequences

• Sum of the lengths of the drops in all ternary words of length n on {0,1,2}. The drops of a ternary word on {0,1,2} are the subwords 10,20 and 21, their lengths being the differences 1, 2 and 1, respectively.at n=17A120908
• Number of 4-ary Lyndon words of length n with exactly four 1s.at n=14A124812
• Number of 4-ary Lyndon words of length n with exactly five 1s.at n=13A124813
• Number of n X 2 0..3 arrays with some element plus some horizontally or antidiagonally adjacent neighbor totalling three exactly once.at n=8A269270