Numbers k such that whenever the sum of three squares is divisible by k, at least two of the squares are congruent mod k.
A354620
Numbers k such that whenever the sum of three squares is divisible by k, at least two of the squares are congruent mod k.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =4a(4) =6a(5) =8a(6) =9a(7) =11a(8) =12a(9) =16a(10) =24a(11) =32a(12) =33a(13) =36a(14) =44a(15) =48a(16) =64a(17) =96a(18) =128a(19) =132a(20) =144a(21) =176a(22) =192a(23) =256a(24) =384a(25) =512a(26) =528a(27) =576a(28) =704a(29) =768
External references
- oeis: A354620