Smallest prime == 1 mod first n composite numbers.

Terms

a(0) =5a(1) =13a(2) =73a(3) =73a(4) =1801a(5) =1801a(6) =2521a(7) =2521a(8) =15121a(9) =15121a(10) =15121a(11) =15121a(12) =55441a(13) =55441a(14) =1108801a(15) =14414401a(16) =43243201a(17) =43243201a(18) =43243201a(19) =43243201a(20) =43243201a(21) =367567201a(22) =367567201a(23) =367567201a(24) =13967553601a(25) =13967553601a(26) =13967553601a(27) =13967553601a(28) =13967553601a(29) =13967553601