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A239554 Number of compositions of n such that the first part is 1 and the second differences of the parts are in {-4,...,4}. 2

%I #4 Mar 24 2014 17:28:40

%S 1,1,1,2,4,8,15,28,52,97,183,344,647,1219,2295,4322,8140,15338,28899,

%T 54449,102588,193297,364219,686272,1293113,2436562,4591090,8650808,

%U 16300370,30714116,57873375,109048498,205475699,387169634,729528290,1374621010,2590143467

%N Number of compositions of n such that the first part is 1 and the second differences of the parts are in {-4,...,4}.

%H Alois P. Heinz, <a href="/A239554/b239554.txt">Table of n, a(n) for n = 0..1000</a>

%Y Column k=4 of A239550.

%K nonn

%O 0,4

%A _Alois P. Heinz_, Mar 21 2014

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)