login
Number of permutations of 1..n with i-10 <= p(i) <= i+5.
1

%I #7 Aug 19 2022 14:36:44

%S 1,2,6,24,120,720,4320,25920,155520,933120,5598720,31717320,173822136,

%T 939044202,5067707074,27561477307,151889090893,842976736704,

%U 4692532619752,26135294146080,145451000459904,808518619766592

%N Number of permutations of 1..n with i-10 <= p(i) <= i+5.

%H R. H. Hardin, <a href="/A179365/b179365.txt">Table of n, a(n) for n=1..400</a>

%K nonn

%O 1,2

%A _R. H. Hardin_, Jul 11 2010