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a(n) = prime(8*n - 5).
1

%I #14 Nov 19 2024 17:34:28

%S 5,31,67,103,149,191,233,277,331,379,431,467,523,587,631,677,739,797,

%T 853,907,967,1019,1063,1117,1187,1237,1297,1367,1433,1483,1543,1597,

%U 1637,1709,1777,1847,1901,1979,2027,2087,2141,2221,2281,2341

%N a(n) = prime(8*n - 5).

%H Ivan Panchenko, <a href="/A031908/b031908.txt">Table of n, a(n) for n = 1..1000</a>

%t Table[Prime[8n-5],{n,50}] (* _Harvey P. Dale_, Nov 19 2024 *)

%o (Magma) [ NthPrime(8*n-5): n in [1..1000] ]; // _Vincenzo Librandi_, Apr 09 2011

%K nonn

%O 1,1

%A _Jeff Burch_