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Search: id:A135048
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A135048 Indices of primes with digit product=3. +0
1
2, 6, 11, 30, 32, 64, 1346, 1349, 1367, 10715, 12253, 26886, 733412, 733420, 733533, 734596, 6363182, 6363183, 6363289, 7437658, 503193257, 503193259, 503279746, 504057767, 1346029458 (list; graph; listen)
OFFSET

1,1

COMMENT

The corresponding primes are in A107689.

FORMULA

a(n)=primepi(A107689(n)).

CROSSREFS

Cf. A107611, A107612, A107689.

Sequence in context: A033304 A091622 A165821 this_sequence A026564 A156065 A130274

Adjacent sequences: A135045 A135046 A135047 this_sequence A135049 A135050 A135051

KEYWORD

nonn,base

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Feb 11 2008

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Last modified December 6 22:55 EST 2009. Contains 170429 sequences.


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