A038258
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.
-
A038208 → basis A013610
(match reversed triangle)
1 · 4, 6 · 16, 48, 36 · 64, 288, 432, 216 … row sums 1, 10, 100, 1000, 10000, 100000, …
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A038243 → basis A013611
(match triangle)
1 · 6, 4 · 36, 48, 16 · 216, 432, 288, 64 … row sums 1, 10, 100, 1000, 10000, 100000, …