Let p = n-th prime of the form 4k+1, take the integer solution (x,y) to the Pellian equation x^2 - p*y^2 = 1 with the smallest y >= 1; sequence gives value of y.
A082393
Let p = n-th prime of the form 4k+1, take the integer solution (x,y) to the Pellian equation x^2 - p*y^2 = 1 with the smallest y >= 1; sequence gives value of y.
Terms
- a(0) =4a(1) =180a(2) =8a(3) =1820a(4) =12a(5) =320a(6) =9100a(7) =226153980a(8) =267000a(9) =53000a(10) =6377352a(11) =20a(13) =113296a(14) =519712a(15) =2113761020a(17) =190060a(19) =448036604040a(20) =28a(21) =386460a(22) =70255304
External references
- oeis: A082393