Minimum value unattainable as the sum of 7 attained values of i^2 with i in 0..n.

Terms

a(0) =8a(1) =23a(2) =51a(3) =87a(4) =128a(5) =191a(6) =275a(7) =359a(8) =459a(9) =548a(10) =675a(11) =816a(12) =960a(13) =1100a(14) =1316a(15) =1455a(16) =1664a(17) =1879a(18) =2075a(19) =2303a(20) =2560a(21) =2831a(22) =3044a(23) =3339a(24) =3648a(25) =3971a(26) =4275a(27) =4624a(28) =5024a(29) =5423