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A087636 Number of n-digit dismal primes. 3
0, 18, 81, 1539, 20457, 242217, 2894799, 33535839, 381591711 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Although a(1) through a(6) are divisible by 9, a(7) is not.

LINKS

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

D. Applegate, C program for dismal arithmetic and number theory

D. Applegate, M. LeBrun and N. J. A. Sloane, Dismal Arithmetic

Index entries for sequences related to dismal arithmetic

CROSSREFS

Cf. A087062, A087097, A087638.

Sequence in context: A044011 A085504 A214531 * A156218 A118293 A043430

Adjacent sequences:  A087633 A087634 A087635 * A087637 A087638 A087639

KEYWORD

nonn,base,more

AUTHOR

Marc LeBrun and N. J. A. Sloane, Oct 26 2003

EXTENSIONS

a(6)-a(9) from David Applegate, Nov 07 2003

STATUS

approved

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Last modified May 20 04:02 EDT 2013. Contains 225446 sequences.