%I A001565 M2004 N0793
%S A001565 2,11,64,426,3216,27240,256320,2656080,30078720,369774720,4906137600,
%T A001565 69894316800,1064341555200,17255074636800,296754903244800,5396772116736000,
%U A001565 103484118786048000,2086818140639232000,44150769074700288000,977904962186600448000
%N A001565 3rd differences of factorial numbers.
%D A001565 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%D A001565 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 
               (includes this sequence).
%D A001565 A. van Heemert, Cyclic permutations with sequences and related problems, 
               J. Reine Angew. Math., 198 (1957), 56-72.
%H A001565 Milan Janjic, <a href="http://www.pmfbl.org/janjic/">Enumerative Formulas 
               for Some Functions on Finite Sets</a>
%H A001565 <a href="Sindx_Fa.html#factorial">Index entries for sequences related 
               to factorial numbers</a>
%F A001565 a(n) = (n^3 + 3n^2 + 5n + 2)*n! - Mitch Harris (maharri(AT)gmail.com), 
               Jul 10 2008
%Y A001565 Cf. A047920.
%Y A001565 Sequence in context: A126745 A038725 A161947 this_sequence A074613 A039632 
               A143816
%Y A001565 Adjacent sequences: A001562 A001563 A001564 this_sequence A001566 A001567 
               A001568
%K A001565 nonn,easy
%O A001565 0,1
%A A001565 N. J. A. Sloane (njas(AT)research.att.com).