Length of all the nontrivial cycles of the Ducci map modulo 2 for the dimensions in A138004.

A138006

Length of all the nontrivial cycles of the Ducci map modulo 2 for the dimensions in A138004.

Terms

    a(0) =3a(1) =15a(2) =7a(3) =341a(4) =819a(5) =9709a(6) =2047a(7) =475107a(8) =31a(9) =3233097a(10) =5461a(11) =8388607a(12) =3556769739a(13) =31675383749a(14) =65498251203a(15) =575525617597a(16) =34359738367a(17) =549755813887a(19) =2047a(23) =127

External references