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A247980
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Least prime whose square contributes to A234429.
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1
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2, 3, 5, 7, 13, 17, 19, 43, 67, 83, 163, 167, 313, 433, 883, 887, 1667, 5167, 5477, 6833, 8167, 17317, 22133, 59833, 70583, 89417, 141067, 160583, 191833, 298327, 882433, 1728583, 2447437, 3143087, 3143167, 4468333, 12957083, 13747687, 26457133
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OFFSET
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1,1
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COMMENTS
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Listed lexicographically and not in the order defined by A234429. See examples.
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LINKS
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EXAMPLE
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19^2 = 361 -> 10 = A234429(4), etc.
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MATHEMATICA
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p = 2; lst = lsu = {}; While[p < 15250000001, ds = Total@ IntegerDigits[p^2]; If[ !MemberQ[lst, ds], AppendTo[lst, ds]; AppendTo[lsu, p]; Print[ p]]; p = NextPrime@ p]; lsu
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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