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a(n) = abs(prime(n)*prime(n+4) - prime(n+1)*prime(n+3)).
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%I #21 Feb 19 2021 03:07:40

%S 1,16,6,54,6,14,24,10,130,24,134,34,140,150,84,190,24,72,48,260,50,72,

%T 440,468,234,186,990,174,130,1692,714,632,520,736,270,96,96,390,584,

%U 800,330,1608,1894,1472,342,2326,1904,406,24,1326,108,920,1184,1112,84,610

%N a(n) = abs(prime(n)*prime(n+4) - prime(n+1)*prime(n+3)).

%H Aaron Toponce, <a href="/A141078/b141078.txt">Table of n, a(n) for n = 1..100000</a>

%e a(4) = abs(prime(4)*prime(4+4) - prime(4+1)*prime(4+3)) = abs(7*19 - 11*17) = abs(133 - 187) = abs(-54) = 54.

%p p:=ithprime: seq(abs(p(n)*p(n+4)-p(n+1)*p(n+3)),n=1..60); # _Emeric Deutsch_, Aug 14 2008

%o (GAP) P:=Filtered([1..300],IsPrime);;

%o List([1..56], n->AbsInt(P[n]*P[n+4]-P[n+1]*P[n+3])); # _Muniru A Asiru_, Feb 09 2018

%Y Cf. A090076.

%K nonn,less

%O 1,2

%A _Juri-Stepan Gerasimov_, Aug 05 2008

%E Corrected and extended by _Emeric Deutsch_, Aug 14 2008