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A171787 Numbers of rank 4 in the poset of lunar numbers. 7
5, 16, 26, 36, 46, 56, 60, 61, 62, 63, 64, 65, 66, 106, 117, 127, 137, 147, 157, 167, 170, 171, 172, 173, 174, 175, 176, 177, 206, 216, 227, 237, 247, 257, 267, 270, 271, 272, 273, 274, 275, 276, 277, 306, 316, 326, 337, 347, 357, 367, 370, 371 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

David Applegate and N. J. A. Sloane, Table of n, a(n) for n = 1..16715

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

Sequence in context: A055508 A274356 A275178 * A227586 A018197 A061874

Adjacent sequences:  A171784 A171785 A171786 * A171788 A171789 A171790

KEYWORD

nonn,base

AUTHOR

David Applegate and N. J. A. Sloane, Oct 14 2010

STATUS

approved

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Last modified March 26 10:42 EDT 2017. Contains 284111 sequences.