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A030088
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a(n) = prime^2 and digits of prime do not appear in a(n).
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0
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4, 9, 49, 289, 841, 2209, 2809, 3481, 4489, 6241, 24649, 29929, 66049, 94249, 97969, 121801, 124609, 128881, 167281, 201601, 218089, 299209, 310249, 332929, 434281, 452929, 458329, 546121, 619369, 727609, 863041, 2093809
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OFFSET
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1,1
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LINKS
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FORMULA
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MAPLE
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R:= NULL: count:= 0: p:= 0:
while count < 40 do
p:= nextprime(p);
ps:= p^2;
if convert(convert(p, base, 10), set) intersect convert(convert(ps, base, 10), set) = {} then
R:= R, ps; count:= count+1
fi
od:
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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