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A186442 In base 2, excess of lunar sum of lunar divisors of n over number of lunar divisors of n. 0
0, 1, 2, 3, 4, 5, 6, 7, 8, 81, 9, 3, 5, 7, 9, 11, 13, 15, 17, 83, 83, 27, 15, 17, 19, 21, 23, 25, 27, 85, 85, 85, 43, 27, 29, 31, 33, 35, 37, 87, 87, 87, 87, 57, 39, 41, 43, 45, 47, 89, 89, 89, 89, 89, 69, 51, 53, 55, 57, 91, 91, 91, 91, 91, 91, 79, 63, 65, 67 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..69.

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

Equals A087416(n) - A087029(n).

Sequence in context: A273476 A278943 A024656 * A043313 A171679 A044910

Adjacent sequences:  A186439 A186440 A186441 * A186443 A186444 A186445

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Feb 21 2011

STATUS

approved

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Last modified May 29 03:28 EDT 2017. Contains 287242 sequences.