A186442 In base 2, excess of lunar sum of lunar divisors of n over number of lunar divisors of n.

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

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: A278943 A303167 A024656 * A043313 A171679 A044910

Adjacent sequences: A186439 A186440 A186441 * A186443 A186444 A186445

Keyword

nonn

Author

N. J. A. Sloane, Feb 21 2011

Status

approved