A102413
Sequences linked to this entry ?
-
A102413: Triangle read by rows: T(n,k) is the number of k-matchings in the n-sunlet graph (0 <= k <= n).
identification, match reversed triangle, match triangle
1 · 1, 1 · 1, 4, 1 · 1, 6, 6, 1 … Σ 1, 2, 6, 14, 34, 82, 198, 478, …