Numbers k such that distances from k to three nearest squares are three perfect squares.

Terms

a(0) =0a(1) =5a(2) =65a(3) =160a(4) =325a(5) =1025a(6) =2501a(7) =5185a(8) =5525a(9) =7200a(10) =9605a(11) =16385a(12) =26245a(13) =40001a(14) =40885a(15) =58565a(16) =82945a(17) =93925a(18) =97920a(19) =114245a(20) =153665a(21) =160225a(22) =187200a(23) =202501a(24) =204425a(25) =219385a(26) =262145a(27) =334085a(28) =419905a(29) =430625