%I

%S 1,16,91,346,1021,2524,5479,10774,19609,33544,54547,85042,127957,

%T 186772,265567,369070,502705,672640,885835,1150090,1474093,1867468,

%U 2340823,2905798,3575113,4362616,5283331,6353506,7590661,9013636

%N Row 5 of square array defined in A047671.

%F (1/5) * (2n^5 - 5n^4 + 20n^3 - 25n^2 + 23n - 10).

%K nonn

%O 1,2

%A _N. J. A. Sloane_