A138636 - OEIS

%I #28 Feb 03 2024 00:51:17

%S 12,18,30,42,66,78,102,114,138,174,186,222,246,258,282,318,354,366,

%T 402,426,438,474,498,534,582,606,618,642,654,678,762,786,822,834,894,

%U 906,942,978,1002,1038,1074,1086,1146,1158,1182,1194,1266,1338,1362,1374

%N a(n) = 6 * prime(n).

%C Column 5 of A272214. - _Omar E. Pol_, Apr 29 2016

%H Vincenzo Librandi, <a href="/A138636/b138636.txt">Table of n, a(n) for n = 1..1000</a>

%e 2*6=12, 3*6=18, ...

%t 6*Prime[Range[100]]

%o (Magma) [6*p: p in PrimesUpTo(300)]; // _Vincenzo Librandi_, Mar 27 2014

%o (PARI) vector(50, n, 6*prime(n)) \\ _G. C. Greubel_, Feb 02 2019

%o (Sage) [6*nth_prime(n) for n in (1..50)] # _G. C. Greubel_, Feb 02 2019

%Y Cf. A000040, A001748, A001749, A001750, A100484.

%K nonn,easy

%O 1,1

%A _Vladimir Joseph Stephan Orlovsky_, May 14 2008