1085840domain: NAppears in sequencesTriangle of coefficients of p(x,n) = (1/4)*(1-x)^(n+1)*Sum_{m >= 0} ((2*m- 1)^n - (2*m+3)^n)*x^m, read by rows.at n=41A154852a(n) = Sum_{k=1..n} floor(n/k)^5.at n=15A318744