OFFSET
1
COMMENTS
An invertible bracelet on the alphabet {0,1} is an equivalence class of binary strings where two strings are considered the same if (1) one string can be rotated to form the other, (2) reversing one string results in the other, or (3) swapping the 0s and 1s in one string results in the other.
There are A000011(n) rows of length n.
EXAMPLE
Table begins:
0,
0, 0,
0, 1,
0, 0, 0,
0, 0, 1,
0, 0, 0, 0,
0, 0, 0, 1,
0, 0, 1, 1,
0, 1, 0, 1,
0, 0, 0, 0, 0,
0, 0, 0, 0, 1,
0, 0, 0, 1, 1,
0, 0, 1, 0, 1,
0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 1,
0, 0, 0, 0, 1, 1,
0, 0, 0, 1, 0, 1,
0, 0, 0, 1, 1, 1,
0, 0, 1, 0, 0, 1,
0, 0, 1, 0, 1, 1,
0, 1, 0, 1, 0, 1,
...
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Peter Kagey, Sep 05 2022
STATUS
approved