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A165812
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Ultraprimorials: a(n) = p#^p#.
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3
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OFFSET
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0,2
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COMMENTS
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The n-th Primorial raised to its own power.
Terms from a(4) on have 488, 7770, 134461 and 2913994 digits (A195188) and are too large to be listed explicitly.
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LINKS
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FORMULA
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MAPLE
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P:=proc(i) local a, n; a:=1; print(1); for n from 1 by 1 to i do a:=a*ithprime(n); print(a^a); od; end: P(10);
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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