%I #13 Jun 13 2015 00:48:36

%S 1,49,1777,57073,1715953,49491697,1387212529,38078983921,

%T 1028756811505,27446832213745,724884022832881,18985057740861169,

%U 493749574409596657,12764586312924606193,328300388160453422833,8406016915457191128817

%N ( 1+24^n*(23*n-1) ) / 529.

%H <a href="/index/Rec#order_03">Index entries for linear recurrences with constant coefficients</a>, signature (49,-624,576).

%F a(n) = a(n-1) + n * 24^(n-1).

%F a(n)= 49*a(n-1) - 624*a(n-2) + 576*a(n-3).

%F G.f.: x/( (1-x)*(1-24*x)^2 ). [_Joerg Arndt_, May 23 2010]

%t a[1] = 1; a[n_Integer] := a[n - 1] + n*24^(n - 1); Table[ a[n], {n, 1, 20}]

%Y Cf. A014960.

%K nonn,easy

%O 1,2

%A _Olivier Gérard_

%E More terms from _Robert G. Wilson v_, Sep 15 2000

%E Exchanged Lava formula of Jan 2009 with the definition [_R. J. Mathar_, May 23 2010]