Nonprime n not divisible by 2 or 3 such that Fibonacci(n-1) is congruent to (1 - Legendre(n,5))/2 modulo n.
A220292
Nonprime n not divisible by 2 or 3 such that Fibonacci(n-1) is congruent to (1 - Legendre(n,5))/2 modulo n.
Terms
- a(0) =1a(1) =143a(2) =1763a(3) =1891a(4) =4181a(5) =5183a(6) =5777a(7) =6601a(8) =6721a(9) =8149a(10) =10403a(11) =10877a(12) =13201a(13) =13981a(14) =15251a(15) =17119a(16) =17711a(17) =30889a(18) =34561a(19) =36863a(20) =40501a(21) =51841a(22) =64079a(23) =64681a(24) =67861a(25) =68101a(26) =68251a(27) =75077a(28) =78409a(29) =79523
External references
- oeis: A220292