Irregular array read by rows of numerators in which row n has one numerator from each irreducible cycle of n rational numbers under iteration by the 3x+1 function. (See Comments for selection and order of numerators.)
A226605
Irregular array read by rows of numerators in which row n has one numerator from each irreducible cycle of n rational numbers under iteration by the 3x+1 function. (See Comments for selection and order of numerators.)
Terms
- a(0) =-1a(1) =0a(2) =1a(3) =-5a(4) =1a(5) =-19a(6) =5a(7) =1a(8) =-65a(9) =19a(10) =23a(11) =5a(12) =7a(13) =1a(14) =-211a(15) =-65a(16) =-73a(17) =19a(18) =23a(19) =31a(20) =1a(21) =7a(22) =1a(23) =-665a(24) =-211a(25) =-227a(26) =65a(27) =-251a(28) =73a(29) =89
External references
- oeis: A226605