Column 4 of triangle A125653; also equals the eigensequence of the matrix 4th power of A125653.
A125657
Column 4 of triangle A125653; also equals the eigensequence of the matrix 4th power of A125653.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =19a(4) =79a(5) =372a(6) =1947a(7) =11177a(8) =69705a(9) =468429a(10) =3369363a(11) =25796583a(12) =209239154a(13) =1790741544a(14) =16114087300a(15) =151993139245
External references
- oeis: A125657