A127733

View A127733 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.

• A127733: Triangle read by rows: n-th row is n^2 preceded by (n-1) zeros. (identification, match triangle)
  A023531 → (θ+1)²
  1 · 0, 4 · 0, 0, 9 · 0, 0, 0, 16 … row sums 1, 4, 9, 16, 25, 36, 49, 64, …
  A127733 [−1, 0] nonnegative rational roots
• A010054 → reverse → θ+1 (match triangle)
  1 · 0, 4 · 0, 0, 9 · 0, 0, 0, 16 … row sums 0, 1, 4, 9, 16, 25, 36, 49, …
  (−∞, 0] nonnegative rational roots
• basis-map coefficients of A026729 → (θ+1)² (match triangle)
  1 · 0, 4 · 0, 0, 9 · 0, 0, 0, 16 … row sums 1, 4, 9, 16, 25, 36, 49, 64, …
  (−∞, 0] nonnegative rational roots