|
%I #12 Feb 25 2019 07:47:15
%S 0,26,52,78,104,130,156,182,208,234,260,286,312,338,364,390,416,442,
%T 468,494,520,546,572,598,624,650,676,702,728,754,780,806,832,858,884,
%U 910,936,962,988,1014,1040,1066,1092,1118,1144,1170,1196,1222,1248,1274,1300,1326,1352,1378
%N Multiples of 26.
%D Richard A. Mollin, Codes: The Guide to Secrecy From Ancient to Modern Times. Chapman and Hall/CRC (2005): 12.
%D Anne L. Young, Mathematical Ciphers: From Caesar to RSA. American Mathematical Society (2006): 23.
%H <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (2, -1).
%F a(n) = 26*n = 2*a(n-1) - a(n-2).
%F G.f.: 26*x/(1-x)^2. - _Georg Fischer_, Feb 25 2019
%t 26 Range[0, 51]
%o (PARI) a(n)=26*n \\ _Georg Fischer_, Feb 25 2019
%Y Cf. A008595, A008607, A244633.
%K nonn,easy
%O 0,2
%A _Alonso del Arte_, Dec 25 2014
|
