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A106359 Number of compositions of n with exactly 3 adjacent equal parts. 0

%I #5 Apr 28 2022 20:17:12

%S 1,0,2,8,13,28,72,150,311,678,1428,2864,5912,12102,24168,48448,96599,

%T 190544,375276,736086,1435046,2788930,5402468,10424094,20053479,

%U 38470242,73582008,140379426,267176911,507295558,961112738,1817176426

%N Number of compositions of n with exactly 3 adjacent equal parts.

%H A. Knopfmacher and H. Prodinger, <a href="http://dx.doi.org/10.1006/eujc.1998.0216">On Carlitz compositions</a>, European Journal of Combinatorics, Vol. 19, 1998, pp. 579-589.

%Y Column 3 of A106356. Cf. A003242.

%K nonn

%O 4,3

%A _Christian G. Bower_, Apr 29 2005

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Last modified April 19 09:23 EDT 2024. Contains 371782 sequences. (Running on oeis4.)