a(n) = numerator of B(0,n) where B(n,n) = 0, B(n-1,n) = 1/n, and B(m,n) = B(m-1,n+1) - B(m-1,n).

Terms

a(0) =0a(1) =1a(2) =1a(3) =3a(4) =2a(5) =17a(6) =4a(7) =23a(8) =25a(9) =61a(10) =18a(11) =107a(12) =40a(13) =421a(14) =1363a(15) =1103a(16) =210a(17) =5777a(18) =492a(19) =7563a(20) =24475a(21) =19801a(22) =2786a(23) =103681a(24) =33552a(25) =135721a(26) =146401a(27) =355323a(28) =39650a(29) =1860497