Primes p such that the period of the decimal expansion of 1/p is a square.

Terms

a(0) =2a(1) =3a(2) =5a(3) =17a(4) =101a(5) =163a(6) =257a(7) =577a(8) =883a(9) =1297a(10) =1801a(11) =3137a(12) =3529a(13) =5477a(14) =7057a(15) =7351a(16) =8929a(17) =9397a(18) =11831a(19) =12101a(20) =13457a(21) =13553a(22) =14401a(23) =15361a(24) =15377a(25) =15973a(26) =19841a(27) =20809a(28) =21401a(29) =21601