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A323637 Lexicographically earliest sequence of distinct positive integers such that the nested square root sqrt(a(n) - sqrt(a(n-1) - ... - sqrt(a(1))...)) is an integer. 3

%I

%S 1,2,5,3,10,4,17,8,6,11,7,18,13,12,19,20,29,9,27,14,28,21,40,15,39,22,

%T 53,16,52,23,68,24,85,25,104,26,125,36,30,41,31,54,32,69,33,86,34,105,

%U 35,126,47,42,55,43,70,44,87,45,106,46,127,60,56,71,57,88,58,107,59,128,75,72

%N Lexicographically earliest sequence of distinct positive integers such that the nested square root sqrt(a(n) - sqrt(a(n-1) - ... - sqrt(a(1))...)) is an integer.

%H Ivan Neretin, <a href="/A323637/b323637.txt">Table of n, a(n) for n = 1..10000</a>

%Y Cf. A323638 (values of the square roots), A323635 (similar definition with plus).

%K nonn,look

%O 1,2

%A _Ivan Neretin_, Jan 21 2019

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Last modified January 25 15:34 EST 2022. Contains 350572 sequences. (Running on oeis4.)