Vassiliev invariant of fourth order for the torus knots.

Terms

a(0) =0a(1) =3a(2) =25a(3) =98a(4) =270a(5) =605a(6) =1183a(7) =2100a(8) =3468a(9) =5415a(10) =8085a(11) =11638a(12) =16250a(13) =22113a(14) =29435a(15) =38440a(16) =49368a(17) =62475a(18) =78033a(19) =96330a(20) =117670a(21) =142373a(22) =170775a(23) =203228a(24) =240100a(25) =281775a(26) =328653a(27) =381150a(28) =439698a(29) =504745