Column 3 of triangle A125653; also equals the eigensequence of the matrix cube of A125653.
A125656
Column 3 of triangle A125653; also equals the eigensequence of the matrix cube of A125653.
Terms
- a(0) =1a(1) =1a(2) =4a(3) =13a(4) =47a(5) =195a(6) =908a(7) =4674a(8) =26327a(9) =160825a(10) =1057575a(11) =7440520a(12) =55714863a(13) =442052441a(14) =3701932760a(15) =32610988520a(16) =301289654059
External references
- oeis: A125656