login
a(n) = Sum_{m=1..24} (25-m)^n*A005875(m).
0

%I #8 Jul 23 2018 09:53:01

%S 484,5200,74248,1231168,22274392,426121840,8473865608,173384503648,

%T 3626078527672,77156534226640,1664879923268968,36341339939604928,

%U 800962970101817752,17798446869494190640,398294702872579430728,8967482707817471999008,202975553115995639744632

%N a(n) = Sum_{m=1..24} (25-m)^n*A005875(m).

%H J. E. Jones [Lennard-Jones] and A. E. Ingham, <a href="https://doi.org/10.1098/rspa.1925.0047">On the calculation of certain crystal potential constants and on the cubic crystal of least energy</a>, Proc. Royal Soc., A 107 (1925), 636-653 (see p. 649).

%K nonn

%O 0,1

%A _N. J. A. Sloane_, Apr 25 2004