A138006 Length of all the nontrivial cycles of the Ducci map modulo 2 for the dimensions in A138004.
3, 15, 7, 341, 819, 9709, 2047, 475107, 31, 3233097, 5461, 8388607, 3556769739, 31675383749, 65498251203, 575525617597, 34359738367, 549755813887, 182518930210733, 2047, 37905296863701641, 2251799813685247, 963770320257286037, 127, 4833046947311902523261, 82051117639860085587829, 2814530423790308547362667
Offset: 1
Keywords
Links
- Max Alekseyev, Table of n, a(n) for n = 1..292
Formula
Extensions
Edited and terms a(23) onward added by Max Alekseyev, Jul 10 2025