One fourth of fourth column (k=3) of triangle A111999.
A112001
One fourth of fourth column (k=3) of triangle A111999.
Terms
- a(0) =6a(1) =-231a(2) =6608a(3) =-176330a(4) =4714710a(5) =-130014885a(6) =3745101360a(7) =-113311778580
External references
- oeis: A112001