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A084666 Lunar primes that are also rational primes. 0
19, 29, 59, 79, 89, 97, 109, 409, 419, 439, 509, 619, 659, 709, 719, 739, 769, 809, 829, 839, 859, 907, 919, 929, 937, 947, 967, 1009, 1019, 1039, 1049, 1069, 1091, 1093, 1097, 1109, 1409, 1609, 1709, 1901, 1907, 2029, 2039, 2069, 2089, 2099, 2129, 2179, 2309 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..49.

D. Applegate, C program for lunar arithmetic and number theory [Note: we have now changed the name from "dismal arithmetic" to "lunar arithmetic" - the old name was too depressing]

D. Applegate, M. LeBrun and N. J. A. Sloane, Dismal Arithmetic [Note: we have now changed the name from "dismal arithmetic" to "lunar arithmetic" - the old name was too depressing]

Index entries for sequences related to dismal (or lunar) arithmetic

CROSSREFS

Intersection of A000040 and A087097.

Sequence in context: A106124 A062679 A106093 * A242265 A004618 A030433

Adjacent sequences:  A084663 A084664 A084665 * A084667 A084668 A084669

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Nov 08 2003

STATUS

approved

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Last modified November 29 18:41 EST 2021. Contains 349416 sequences. (Running on oeis4.)