Number of arrangements of 6 nonzero numbers x(i) in -n..n with the sum of floor(x(i)/x(i+1)) equal to zero.

A189502

Number of arrangements of 6 nonzero numbers x(i) in -n..n with the sum of floor(x(i)/x(i+1)) equal to zero.

Terms

    a(0) =0a(1) =550a(2) =4920a(3) =24806a(4) =85480a(5) =238836a(6) =567774a(7) =1218778a(8) =2397016a(9) =4388664a(10) =7630748a(11) =12628448a(12) =20067182a(13) =30962660a(14) =46263140a(15) =67394664a(16) =96114728a(17) =134386478a(18) =184598554a(19) =249470222a(20) =331776594a(21) =436360316a(22) =567697448a(23) =729535354a(24) =926393324

External references