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 A081896 A sequence related to C(n+3,3). 1
 1, 7, 43, 245, 1328, 6944, 35328, 175872, 860160, 4145152, 19726336, 92864512, 433061888, 2002780160, 9193914368, 41926262784, 190052302848, 856845975552, 3843995729920, 17166984282112, 76347338653696, 338237264494592 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS Binomial transform of A081895. 3rd binomial transform of C(n+3,3), A000292 4th binomial transform of (1,3,3,1,0,0,0,0,....) LINKS Index to sequences with linear recurrences with constant coefficients, signature (16,-96,256,-256) FORMULA a(n)=4^n(n^3+33n^2+254n+384)/384 G.f.: (1-3x)^3/(1-4x)^4 CROSSREFS Cf. A081897. Sequence in context: A027176 A079925 A126718 * A193656 A125344 A163869 Adjacent sequences:  A081893 A081894 A081895 * A081897 A081898 A081899 KEYWORD easy,nonn AUTHOR Paul Barry, Mar 30 2003 STATUS approved

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Last modified May 24 14:15 EDT 2013. Contains 225622 sequences.