A119462
Sequences linked to this entry ?
-
A119462: Triangle read by rows: T(n,k) is the number of circular binary words of length n having k occurrences of 01 (0 <= k <= floor(n/2)).
identification, match triangle
1 · 2 · 2, 2 · 2, 6 … Σ 1, 2, 4, 8, 16, 32, 64, 128, …