Triangle T(n,k) read by rows: coefficients of polynomials P_n(t) defined in Formula section.

Terms

a(0) =1a(1) =2a(2) =1a(3) =10a(4) =9a(5) =1a(6) =74a(7) =91a(8) =23a(9) =1a(10) =706a(11) =1063a(12) =416a(13) =46a(14) =1a(15) =8162a(16) =14193a(17) =7344a(18) =1350a(19) =80a(20) =1a(21) =110410a(22) =213953a(23) =134613a(24) =34362a(25) =3550a(26) =127a(27) =1a(28) =1708394a(29) =3602891