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Values of k such that A005132(k) (the k-th number in the Recamán sequence) divides k.
3

%I #19 Sep 29 2024 03:08:17

%S 1,4,16,58,624,1520,8346,9317,31221,240048,297624,778144,2757880,

%T 4670769,7654224,24206384,54806653,76521364,260393208,846807152,

%U 19488644316,58671741024,105968380189,140689013614,325374626148,535755688021,1404720439053,3116427665348,3883018238329,16166305650060

%N Values of k such that A005132(k) (the k-th number in the Recamán sequence) divides k.

%C The intersection of A064568 and this sequence are the values of k such that A005132(k)=k.

%C No more terms < 6.46*10^13. - _James Ewens_, Sep 28 2024

%H <a href="/index/Rea#Recaman">Index entries for sequences related to Recamán's sequence</a>

%e A005132(4)=2 and 2 divides 4, so 4 is in the sequence.

%Y Cf. A005132, A330788, A330789, A064568.

%K nonn

%O 1,2

%A _Jud McCranie_, Jan 23 2020

%E a(26)-a(30) from _James Ewens_, Sep 28 2024