929043391domain: NAppears in sequencesa(n) = 24*5^n - 60*4^n + 50*3^n - 15*2^n + 1.at n=11A091348Number of permutations of 1..n with i-10<=p(i)<=i+4.at n=14A179364E.g.f.: Sum_{n>=0} (1 - exp(-n^2*x))^n.at n=5A187755