Numbers n such that n^2= (1/5)*(n+floor(sqrt(5)*n*floor(sqrt(5)*n))).

A081097

Numbers n such that n^2= (1/5)*(n+floor(sqrt(5)*n*floor(sqrt(5)*n))).

Terms

    a(0) =1a(1) =6a(2) =23a(3) =40a(4) =273a(5) =1870a(6) =7343a(7) =12816a(8) =87841a(9) =602070a(10) =2364359a(11) =4126648a(12) =28284465a(13) =193864606a(14) =761316191a(15) =1328767776a(16) =9107509825a(17) =62423800998a(18) =245141449079a(19) =427859097160

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