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A136607 Odd primitive abundant numbers with only one prime factor 3 and only primes factors == 1 mod 6. 2

%I

%S 6945715839196407,7516596593102961,8189724646216659,26180005855432611,

%T 42208580868962781,51825725877080883,55031440879786917,

%U 56085374579306709,59554573006892691,61107945437155071

%N Odd primitive abundant numbers with only one prime factor 3 and only primes factors == 1 mod 6.

%C The sequence A118466 gives n numbers such that n^2+n+1 are abundant numbers. The abundant numbers n^2+n+1 are of the form k*A136607, k with prime factors only == 1 mod 6

%e 6945715839196407=3*7*7*13*13*19*31*37*43*61*67*73

%e 7516596593102961=3*7*7*13*13*19*31*37*43*61*67*79

%Y Cf. A118466.

%K nonn

%O 1,1

%A _Pierre CAMI_, Jan 13 2008

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Last modified September 19 18:29 EDT 2020. Contains 337181 sequences. (Running on oeis4.)