login
A001279
Number of permutations of length n by rises.
(Formerly M3159 N1279)
2
3, 53, 680, 8064, 96370, 1200070, 15778800, 220047400, 3257228485, 51125192475, 849388162448, 14905775547488, 275697902983860, 5362979000259804, 109488815508733440, 2341353038132316240, 52346701837709016375, 1221458048752142672625, 29697803502485749344120, 751211166036942984639200
OFFSET
6,1
REFERENCES
F. N. David, M. G. Kendall and D. E. Barton, Symmetric Function and Allied Tables, Cambridge, 1966, p. 264.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
FORMULA
a(n) = A136123(n,3). - Emeric Deutsch and Vladeta Jovovic, Dec 17 2007
Conjecture D-finite with recurrence 3*(-n+6)*a(n) +(3*n^2-23*n+67)*a(n-1) +(5*n^2-58*n+179)*a(n-2) +(n^2-51*n+128)*a(n-3) +(-17*n^2+183*n-364)*a(n-4) -4*(n-4)*(n-11)*a(n-5) +12*(n-4)*(n-5)*a(n-6)=0. - R. J. Mathar, Jul 01 2022
CROSSREFS
Sequence in context: A121504 A099665 A173802 * A092447 A167217 A203561
KEYWORD
nonn
EXTENSIONS
More terms from Vladeta Jovovic, Nov 21 2007
STATUS
approved