One of the two successive approximations up to 7^n for the 7-adic integer sqrt(-5). These are the numbers congruent to 3 mod 7 (except for the initial 0).
A290806
One of the two successive approximations up to 7^n for the 7-adic integer sqrt(-5). These are the numbers congruent to 3 mod 7 (except for the initial 0).
Terms
- a(0) =0a(1) =3a(2) =17a(3) =311a(4) =997a(5) =3398a(6) =20205a(7) =608450a(8) =2255536a(9) =25314740a(10) =25314740a(11) =307789989a(12) =8217096961a(13) =77423532966a(14) =368090564187
External references
- oeis: A290806