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A262642
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Base-10 representation of 1 and the primes at A262641.
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3
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1, 31, 2659, 28921, 20254277, 222258347161, 6703502508238897, 2849796577598550571, 163260594826469315359, 78587320839900014133983, 63082726980138277941240209, 28861909227691304085982177103, 17774573388934687063056536849453
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OFFSET
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1,2
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LINKS
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EXAMPLE
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n A262641(n) base-10 representation
1 1 1
2 111 31
3 41114 2659
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MATHEMATICA
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s = {3}; base = 4; z = 20; Do[NestWhile[# + 1 &, 1, ! PrimeQ[tmp = FromDigits[Join[#, IntegerDigits[Last[s]], Reverse[#]] &[IntegerDigits[#, base]], base]] &];
AppendTo[s, FromDigits[IntegerDigits[tmp, base]]], {z}]; s (* A262639 *)
Map[FromDigits[ToString[#], base] &, s] (* A262640 *)
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CROSSREFS
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KEYWORD
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nonn,easy,base
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AUTHOR
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STATUS
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approved
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