A001020

View A001020 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.

• A272866 → x ↦ x/(x+1) (match row sums)
  1 · 1, 5, 5 · 1, 10, 35, 50, 25 … row sums 1, 11, 121, 1331, 14641, 161051, …
  [−1, 0] nonnegative
• A038281: Triangle whose (i,j)-th entry is binomial(i,j)*8^(i-j)*3^j. (match row sums)
  64, 48, 9 · 512, 576, 216, 27 … row sums 121, 1331, 14641, 161051, 1771561, …
  A038281 (−∞, 0) nonnegative rational roots
• A038279 → basis A013609 (match row sums)
  1 · 9, 2 · 81, 36, 4 · 729, 486, 108, 8 … row sums 1, 11, 121, 1331, 14641, 161051, …
  (−∞, 0] nonnegative rational roots
• Triangle read by rows: (i,j)-th entry is binomial(i,j)*3^(i-j)*8^j. (match row sums)
  9, 48, 64 · 27, 216, 576, 512 … row sums 121, 1331, 14641, 161051, 1771561, …
  (−∞, 0) nonnegative rational roots
• A272866 → basis A007318 (match row sums)
  1 · 5, 5, 1 · 25, 50, 35, 10, 1 … row sums 1, 11, 121, 1331, 14641, 161051, …
  (−∞, −1] nonnegative
• A013612 → basis A007318 (match row sums)
  36, 60, 25 · 216, 540, 450, 125 … row sums 121, 1331, 14641, 161051, 1771561, …
  (−∞, 0] nonnegative rational roots
• A013609 → basis A013611 (match row sums)
  1 · 3, 8 · 9, 48, 64 · 27, 216, 576, 512 … row sums 1, 11, 121, 1331, 14641, 161051, …
  (−∞, 0] nonnegative rational roots
• A027466 → basis A013610 (match row sums)
  1 · 8, 3 · 64, 48, 9 · 512, 576, 216, 27 … row sums 1, 11, 121, 1331, 14641, 161051, …
  (−∞, 0] nonnegative rational roots
• A038303: Triangle whose (i,j)-th entry is binomial(i,j)*10^(i-j)*1^j. (match row sums)
  1 · 10, 1 · 100, 20, 1 · 1000, 300, 30, 1 … row sums 1, 11, 121, 1331, 14641, 161051, …
  A038303 (−∞, 0) nonnegative rational roots
• A038255 → basis A013611 (match row sums)
  1 · 7, 4 · 49, 56, 16 · 343, 588, 336, 64 … row sums 1, 11, 121, 1331, 14641, 161051, …
  (−∞, 0] nonnegative rational roots
• A038220 → basis A013610 (match row sums)
  1 · 5, 6 · 25, 60, 36 · 125, 450, 540, 216 … row sums 1, 11, 121, 1331, 14641, 161051, …
  (−∞, 0] nonnegative rational roots
• A038325 → γ (match row sums)
  1 · 11 · 121 · 1331 … row sums 1, 11, 121, 1331, 14641, 161051, …
  (−∞, 0] nonnegative rational roots
• A038259: Triangle whose (i,j)-th entry is binomial(i,j)*6^(i-j)*5^j. (match row sums)
  1 · 6, 5 · 36, 60, 25 · 216, 540, 450, 125 … row sums 1, 11, 121, 1331, 14641, 161051, …
  A038259 (−∞, 0) nonnegative rational roots