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A194124 a(n) = Sum_{k=0..floor(n/2)} (C(n+2, k+2) - C(n+2, k)). 3
0, 2, 5, 14, 28, 62, 117, 242, 451, 912, 1703, 3418, 6420, 12854, 24293, 48602, 92359, 184736, 352695, 705410, 1352055, 2704132, 5200275, 10400574, 20058273, 40116572, 77558731, 155117490, 300540164, 601080358, 1166803077, 2333606186 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
MATHEMATICA
T[n_, k_] := Binomial[n + 2, k + 2] - Binomial[n + 2, k]
s[n_] := Sum[T[n, k], {k, 0, Floor[n/2]}]
Flatten[Table[s[n], {n, 0, 35}]] (* A194124 *)
CROSSREFS
Cf. A194123.
Sequence in context: A214203 A100779 A212346 * A349094 A212340 A304719
KEYWORD
nonn
AUTHOR
Clark Kimberling, Aug 16 2011
EXTENSIONS
Definition corrected by Georg Fischer, Aug 03 2023
STATUS
approved

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Last modified February 21 10:31 EST 2024. Contains 370228 sequences. (Running on oeis4.)