A057836 Integers with 2 or more pairs of consecutive anti-divisors.

22, 38, 58, 62, 82, 85, 87, 95, 98, 115, 118, 122, 123, 138, 142, 158, 162, 175, 178, 182, 185, 202, 203, 207, 213, 215, 217, 218, 220, 238, 242, 258, 262, 265, 275, 278, 284, 297, 298, 302, 318, 322, 325, 333, 335, 338, 355, 357, 358, 362, 365, 370, 371

Offset

0,1

Comments

See A066272 for definition of anti-divisor.

Links

Table of n, a(n) for n=0..52.

Jon Perry, The Anti-Divisor

Jon Perry, The Anti-divisor [Cached copy]

Jon Perry, The Anti-divisor: Even More Anti-Divisors [Cached copy]

Example

22 has the anti-divisors 3,4,5,9 and 15 and therefore (3,4) and (4,5) form consecutive pairs.

Crossrefs

Cf. A066272, A063547.

Sequence in context: A337460 A063252 A078540 * A078612 A039373 A043196

Adjacent sequences: A057833 A057834 A057835 * A057837 A057838 A057839

Keyword

nonn

Author

Jon Perry, Jun 04 2002

Extensions

Title clarified by Sean A. Irvine, Jul 07 2022

Status

approved