A009973

View A009973 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 → basis A013610 (match row sums)
  1 · 5, 15, 9 · 25, 150, 315, 270, 81 … row sums 1, 29, 841, 24389, 707281, 20511149, …
  (−∞, 0] nonnegative
• A038277 → basis A007318 (match row sums)
  1 · 18, 11 · 324, 396, 121 · 5832, 10692, 6534, 1331 … row sums 1, 29, 841, 24389, 707281, 20511149, …
  (−∞, 0] nonnegative rational roots
• A038320 → basis A013609 (match row sums)
  289, 408, 144 · 4913, 10404, 7344, 1728 … row sums 841, 24389, 707281, 20511149, …
  (−∞, 0] nonnegative rational roots
• A038323 → basis A007318 (match row sums)
  1 · 20, 9 · 400, 360, 81 · 8000, 10800, 4860, 729 … row sums 1, 29, 841, 24389, 707281, 20511149, …
  (−∞, 0] nonnegative rational roots