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A057836 Integers with 2 or more pairs of consecutive anti-divisors. 1

%I #10 Jul 07 2022 23:30:04

%S 22,38,58,62,82,85,87,95,98,115,118,122,123,138,142,158,162,175,178,

%T 182,185,202,203,207,213,215,217,218,220,238,242,258,262,265,275,278,

%U 284,297,298,302,318,322,325,333,335,338,355,357,358,362,365,370,371

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

%C See A066272 for definition of anti-divisor.

%H Jon Perry, <a href="http://www.users.globalnet.co.uk/~perry/maths">The Anti-Divisor</a>

%H Jon Perry, <a href="/A066272/a066272a.html">The Anti-divisor</a> [Cached copy]

%H Jon Perry, <a href="/A066272/a066272.html">The Anti-divisor: Even More Anti-Divisors</a> [Cached copy]

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

%Y Cf. A066272, A063547.

%K nonn

%O 0,1

%A _Jon Perry_, Jun 04 2002

%E Title clarified by _Sean A. Irvine_, Jul 07 2022

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Last modified August 10 05:56 EDT 2024. Contains 375044 sequences. (Running on oeis4.)