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A065235 Odd numbers which can be written in precisely one way as sum of a subset of their proper divisors. 5

%I #15 Oct 04 2019 09:35:19

%S 8925,32445,351351,442365,159427275,159587925,159677175,159784275,

%T 159837825,159855675,159944925,159962775,160016325,160105575,

%U 160266225,160284075,160391175,160444725,160480425,160533975,160551825,160766025,161015925,161033775,161069475

%N Odd numbers which can be written in precisely one way as sum of a subset of their proper divisors.

%H Giovanni Resta, <a href="/A065235/b065235.txt">Table of n, a(n) for n = 1..10000</a>

%e See A064771 for an example when the number is even.

%Y Odd terms in A064771 (a unique subset of proper divisors sums to the number).

%Y Cf. A136446.

%K nonn

%O 1,1

%A _Jud McCranie_, Oct 23 2001

%E Definition clarified by _M. F. Hasler_, Apr 08 2008

%E More terms from _Giovanni Resta_, Oct 04 2019

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Last modified April 24 09:42 EDT 2024. Contains 371935 sequences. (Running on oeis4.)