Triangular sequence produced from symmetrical power of two matrices of the general type: M={{1, 2, 4, 8}, {2, 1, 2, 4}, {4, 2, 1, 2}, {8, 4, 2, 1}}.

A129964

Triangular sequence produced from symmetrical power of two matrices of the general type: M={{1, 2, 4, 8}, {2, 1, 2, 4}, {4, 2, 1, 2}, {8, 4, 2, 1}}.

Terms

    a(0) =1a(1) =1a(2) =-1a(3) =-3a(4) =-2a(5) =1a(6) =9a(7) =21a(8) =3a(9) =-1a(10) =-27a(11) =-108a(12) =-102a(13) =-4a(14) =1a(15) =81a(16) =459a(17) =810a(18) =438a(19) =5a(20) =-1a(21) =-243a(22) =-1782a(23) =-4617a(24) =-4932a(25) =-1797a(26) =-6a(27) =1a(28) =729a(29) =6561

External references