Numbers that are the sum of 4 nonzero squares in 3 or more ways.

Terms

a(0) =28a(1) =42a(2) =52a(3) =55a(4) =58a(5) =60a(6) =63a(7) =66a(8) =67a(9) =70a(10) =73a(11) =75a(12) =76a(13) =78a(14) =79a(15) =82a(16) =84a(17) =85a(18) =87a(19) =90a(20) =91a(21) =92a(22) =93a(23) =95a(24) =97a(25) =98a(26) =99a(27) =100a(28) =102a(29) =103