Pseudoprimes to base 5, written in base 5.

Terms

a(0) =4a(1) =444a(2) =1332a(3) =4221a(4) =11111a(5) =22131a(6) =23404a(7) =30031a(8) =42241a(9) =112443a(10) =133321a(11) =134421a(12) =140122a(13) =140411a(14) =202401a(15) =214244a(16) =222223a(17) =224104a(18) =241121a(19) =304011a(20) =323131a(21) =331401a(22) =402201a(23) =404041a(24) =411313a(25) =421411a(26) =434411a(27) =1001001a(28) =1001331a(29) =1010142