A020714

Sequences linked to this entry ?

• A029618: Numbers in (3,2)-Pascal triangle (by row). match row sums
  1 · 3, 2 · 3, 5, 2 · 3, 8, 7, 2 … Σ 1, 5, 10, 20, 40, 80, 160, 320, …
  (−∞, 0)nonnegativerational roots
• A093644: (9,1) Pascal triangle. match row sums
  1 · 9, 1 · 9, 10, 1 · 9, 19, 11, 1 … Σ 1, 10, 20, 40, 80, 160, 320, 640, …
  (−∞, 0)nonnegativerational roots
• A028262: Elements in 3-Pascal triangle (by row). match row sums
  1 · 1, 1 · 1, 3, 1 · 1, 4, 4, 1 … Σ 1, 2, 5, 10, 20, 40, 80, 160, …
  (−∞, 0)nonnegative
• A029600: Numbers in the (2,3)-Pascal triangle (by row). match row sums
  1 · 2, 3 · 2, 5, 3 · 2, 7, 8, 3 … Σ 1, 5, 10, 20, 40, 80, 160, 320, …
  (−∞, 0)nonnegativerational roots
• A172185: (9,11) Pascal triangle. match row sums
  1 · 9, 11 · 9, 20, 11 · 9, 29, 31, 11 … Σ 1, 20, 40, 80, 160, 320, 640, 1280, …
  (−∞, 0)nonnegativerational roots
• A095666: Pascal (1,4) triangle. match row sums
  4 · 1, 4 · 1, 5, 4 · 1, 6, 9, 4 … Σ 4, 5, 10, 20, 40, 80, 160, 320, …
  (−∞, 0)nonnegativerational roots
• A093561: (4,1) Pascal triangle. match row sums
  1 · 4, 1 · 4, 5, 1 · 4, 9, 6, 1 … Σ 1, 5, 10, 20, 40, 80, 160, 320, …
  (−∞, 0)nonnegativerational roots
• A135089: Triangle T(n,k) = 5*binomial(n,k) with T(0,0) = 1, read by rows. match row sums
  1 · 5, 5 · 5, 10, 5 · 5, 15, 15, 5 … Σ 1, 10, 20, 40, 80, 160, 320, 640, …
  (−∞, 0)nonnegativerational roots