Squarefree m with no 4k+3 factors such that Pell equation x^2 - m*y^2 = -1 is insoluble.
A031398
Squarefree m with no 4k+3 factors such that Pell equation x^2 - m*y^2 = -1 is insoluble.
Terms
- a(0) =34a(1) =146a(2) =178a(3) =194a(4) =205a(5) =221a(6) =305a(7) =377a(8) =386a(9) =410a(10) =466a(11) =482a(12) =505a(13) =514a(14) =545a(15) =562a(16) =674a(17) =689a(18) =706a(19) =745a(20) =793a(21) =802a(22) =866a(23) =890a(24) =898a(25) =905a(26) =1154a(27) =1186a(28) =1202a(29) =1205
External references
- oeis: A031398