List of quadruples (r,s,t,u): the matrix M = [[4,12,9][2,5,3][1,2,1]] is raised to successive powers, then (r,s,t,u) are the square roots of M[3,1], M[3,3], M[1,1], M[1,3] respectively.
A249579
List of quadruples (r,s,t,u): the matrix M = [[4,12,9][2,5,3][1,2,1]] is raised to successive powers, then (r,s,t,u) are the square roots of M[3,1], M[3,3], M[1,1], M[1,3] respectively.
Terms
- a(0) =0a(1) =1a(2) =1a(3) =0a(4) =1a(5) =1a(6) =2a(7) =3a(8) =3a(9) =4a(10) =7a(11) =9a(12) =10a(13) =13a(14) =23a(15) =30a(16) =33a(17) =43a(18) =76a(19) =99a(20) =109a(21) =142a(22) =251a(23) =327a(24) =360a(25) =469a(26) =829a(27) =1080a(28) =1189a(29) =1549
External references
- oeis: A249579