This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A179710 #13 Feb 09 2016 07:48:47 %S A179710 0,22368256,1903757312,89702612992,3099269660672,87815735738368, %T A179710 2165206642589696,48165109676113920,990081991141490688, %U A179710 19125263737773096960,351453130688070942720,6201012431516898164736,105800556580541665640448,1755407285349861864505344 %N A179710 Number of permutations of 1..n having exactly 7 maxima. %C A179710 a(n) = 2048 * A130663(n-1). %H A179710 Alois P. Heinz, <a href="/A179710/b179710.txt">Table of n, a(n) for n = 12..300</a> %F A179710 G.f.: -2048*x^13* (264868724736000*x^15 -891839368396800*x^14 +1387289679298560*x^13 -1320505755697152*x^12 +859006229078016*x^11 -404049277108224*x^10 +141829511625984*x^9 -37804275799552*x^8 +7710418349056*x^7 -1202843456128*x^6 +142319143104*x^5 -12540195936*x^4 +796479552*x^3 -34424192*x^2 +905327*x -10922) / ((14*x-1) *(12*x-1)^2 *(10*x-1)^3 *(8*x-1)^4 *(6*x-1)^5 *(4*x-1)^6 *(2*x-1)^7). - _Alois P. Heinz_, Oct 01 2013 %Y A179710 Column k=6 of A008303. %K A179710 nonn %O A179710 12,2 %A A179710 _R. H. Hardin_, Jul 25 2010 %E A179710 a(18)-a(25) from _Alois P. Heinz_, Oct 01 2013