Numbers n such that 5*6^n + 1 is prime.

A247260

Numbers n such that 5*6^n + 1 is prime.

Terms

    a(0) =1a(1) =2a(2) =4a(3) =17a(4) =136a(5) =147a(6) =203a(7) =590a(8) =754a(9) =964a(10) =970a(11) =1847a(12) =2031a(13) =2727a(14) =2871a(15) =5442a(16) =7035a(17) =7266a(18) =11230a(19) =23307a(20) =27795a(21) =34152a(22) =42614a(23) =127206a(24) =133086

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