Multiplicative order of 5 (mod p^2), where p = prime(n), or 0 if 5 and p are not coprime.

Terms

a(0) =1a(1) =6a(2) =0a(3) =42a(4) =55a(5) =52a(6) =272a(7) =171a(8) =506a(9) =406a(10) =93a(11) =1332a(12) =820a(13) =1806a(14) =2162a(15) =2756a(16) =1711a(17) =1830a(18) =1474a(19) =355a(20) =5256a(21) =3081a(22) =6806a(23) =3916a(24) =9312a(25) =2525a(26) =10506a(27) =11342a(28) =2943a(29) =12656