3,1

a(n) = ((n+1)!/3)^2 for n = 3, 4, 5, ... .

A001044 and A162993 are two other left hand columns.

A002301(n+1) equals the square root of a(n).

Sequence in context: A017031 A145218 A014794 this_sequence A017115 A005609 A065788

Adjacent sequences: A162991 A162992 A162993 this_sequence A162995 A162996 A162997

easy,nonn

Johannes W. Meijer (meijgia(AT)hotmail.com), Jul 21 2009