A008303
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.
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A008303: Triangle read by rows: T(n,k) (n >= 1, 0 <= k <= ceiling(n/2)-1) = number of permutations of [n] with k peaks.
(identification, match triangle)
A008292 → γ (scale 1/4) (shift +1)1 · 2 · 4, 2 · 8, 16 … row sums 1, 2, 6, 24, 120, 720, 5040, 40320, …
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A008292 → γ (scale 1/4)
(match triangle)
1 · 2 · 4, 2 · 8, 16 … row sums 1, 2, 6, 24, 120, 720, 5040, 40320, …