A sequence of triples arising from a matrix calculation, in particular let m = floor(n/3), then (a(3*m), a(3*m+1), a(3*m+2)) = M^(m*(m+1)/n) * (0, 1, 1) where M is the matrix [[1,0,1], [1,1,0], [-1,1,0]].
A103191
A sequence of triples arising from a matrix calculation, in particular let m = floor(n/3), then (a(3*m), a(3*m+1), a(3*m+2)) = M^(m*(m+1)/n) * (0, 1, 1) where M is the matrix [[1,0,1], [1,1,0], [-1,1,0]].
Terms
- a(0) =0a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =2a(7) =4a(8) =0a(9) =8a(10) =12a(11) =4a(12) =40a(13) =72a(14) =24a(15) =352a(16) =640a(17) =192a(18) =4736a(19) =8704a(20) =2560a(21) =98816a(22) =181760a(23) =53760a(24) =3186688a(25) =5861376a(26) =1732608a(27) =158629888a(28) =291766272a(29) =86245376
External references
- oeis: A103191