Minimum value unattainable as the sum of 6 attained values of i^2 with i in 0..n.

Terms

a(0) =7a(1) =19a(2) =42a(3) =71a(4) =103a(5) =155a(6) =226a(7) =295a(8) =367a(9) =448a(10) =554a(11) =672a(12) =791a(13) =904a(14) =1066a(15) =1199a(16) =1375a(17) =1555a(18) =1714a(19) =1903a(20) =2119a(21) =2347a(22) =2515a(23) =2763a(24) =3023a(25) =3264a(26) =3546a(27) =3840a(28) =4183a(29) =4427