A092898

View A092898 at the OEIS

identification: the entry's rule defines the sequence for every index; tail: the sequence is the entry's tail after some prefix rows; match_*: finite agreement only.

• A120909 → x ↦ x/(x+1) (match row sums)
  3 · 3, 9 · 3, 18, 27 · 3, 27, 81, 81 … row sums 3, 12, 48, 192, 768, 3072, 12288, …
  [−1, 0] nonnegative rational roots
• A232535 → reverse (match row sums)
  1 · 2, 1 · 3, 8, 1 · 4, 25, 18, 1 … row sums 1, 3, 12, 48, 192, 768, 3072, 12288, …
  (−∞, 0] nonnegative
• A120910 → basis A007318 (match row sums)
  3 · 9, 3 · 27, 18, 3 · 81, 81, 27, 3 … row sums 3, 12, 48, 192, 768, 3072, 12288, …
  (−∞, −1] nonnegative rational roots
• A232535: Triangle T(n,k), 0 <= k <= n, read by rows defined by: T(n,k) = (binomial(2*n,2*k) + binomial(2*n+1,2*k))/2. (match row sums)
  1 · 1, 2 · 1, 8, 3 · 1, 18, 25, 4 … row sums 1, 3, 12, 48, 192, 768, 3072, 12288, …
  A232535 (−∞, 0) nonnegative