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A037056 a(n)-th prime is the smallest prime containing exactly n 2's. 1
1, 48, 331, 2490, 94500, 1283805, 1402294, 12238270, 891573671, 975688072, 77612456753, 715763987889, 748327378591 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

LINKS

Andrew R. Booker, The Nth Prime Page

MATHEMATICA

(* see A037057 for f *) PrimePi[ Table[ f[n, 2], {n, 1, 13}]]

CROSSREFS

Cf. A037057, A034388.

Sequence in context: A097639 A134607 A192215 * A187164 A110275 A160335

Adjacent sequences:  A037053 A037054 A037055 * A037057 A037058 A037059

KEYWORD

nonn,base,hard

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Jan 04 1999.

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Last modified February 15 03:33 EST 2012. Contains 205694 sequences.