Number of 3 X 3 semimagic squares with distinct positive values and magic sum n.

Terms

a(0) =72a(1) =144a(2) =288a(3) =576a(4) =864a(5) =1440a(6) =2088a(7) =3024a(8) =3888a(9) =5904a(10) =6984a(11) =9432a(12) =12168a(13) =14904a(14) =17928a(15) =23832a(16) =26784a(17) =33048a(18) =39672a(19) =46584a(20) =53640a(21) =65592a(22) =72504a(23) =85248a(24) =98928a(25) =111816a(26) =125208a(27) =147528a(28) =160632a(29) =182808