Number of arrangements of 5 nonzero numbers x(i) in -n..n with the sum of floor(x(i)/x(i+1)) equal to zero.

A189501

Number of arrangements of 5 nonzero numbers x(i) in -n..n with the sum of floor(x(i)/x(i+1)) equal to zero.

Terms

    a(0) =12a(1) =136a(2) =928a(3) =3388a(4) =9394a(5) =22088a(6) =45892a(7) =86416a(8) =152136a(9) =251964a(10) =400562a(11) =608572a(12) =895302a(13) =1288110a(14) =1800136a(15) =2460254a(16) =3306706a(17) =4375254a(18) =5709802a(19) =7332744a(20) =9299616a(21) =11690792a(22) =14567750a(23) =17952362a(24) =21909788a(25) =26581910a(26) =32027018a(27) =38302012a(28) =45552824

External references