Triangle T(n,k) with the coefficient of [x^k] of the series (1-x)^(n+1)* Sum_{j>=0} binomial(n + 4*j, 4*j)*x^j in row n, column k.

A178619

Triangle T(n,k) with the coefficient of [x^k] of the series (1-x)^(n+1)* Sum_{j>=0} binomial(n + 4*j, 4*j)*x^j in row n, column k.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =1a(4) =12a(5) =3a(6) =1a(7) =31a(8) =31a(9) =1a(10) =1a(11) =65a(12) =155a(13) =35a(14) =1a(15) =120a(16) =546a(17) =336a(18) =21a(19) =1a(20) =203a(21) =1554a(22) =1918a(23) =413a(24) =7a(25) =1a(26) =322a(27) =3823a(28) =8092a(29) =3823

External references