Number of magic labelings of the Petersen graph with magic sum n.

Terms

a(0) =1a(1) =6a(2) =27a(3) =87a(4) =228a(5) =513a(6) =1034a(7) =1914a(8) =3315a(9) =5440a(10) =8541a(11) =12921a(12) =18942a(13) =27027a(14) =37668a(15) =51428a(16) =68949a(17) =90954a(18) =118255a(19) =151755a(20) =192456a(21) =241461a(22) =299982a(23) =369342a(24) =450983a(25) =546468a(26) =657489a(27) =785869a(28) =933570a(29) =1102695