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A131593 Number of norep emirps less than 10^n. 0
4, 12, 34, 118, 520, 1738, 5310, 13528, 25332 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Partial sums of A003684. [From Lekraj Beedassy, Jun 07 2009]

LINKS

Table of n, a(n) for n=1..9.

EXAMPLE

There are 12 norep emirps less than 100

CROSSREFS

Cf. A046732, A031991, A030540.

Sequence in context: A077843 A061703 A126948 * A246988 A084362 A318941

Adjacent sequences:  A131590 A131591 A131592 * A131594 A131595 A131596

KEYWORD

base,full,nonn,fini

AUTHOR

Harvey P. Dale, Aug 30 2007

STATUS

approved

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Last modified April 26 04:37 EDT 2019. Contains 322469 sequences. (Running on oeis4.)