OFFSET
0,2
COMMENTS
The Turing machine which produced this sequence was a candidate for the 5-state Busy Beaver until new candidates were discovered in 1984 and 1990. - John Metcalf, Jul 31 2023
REFERENCES
A. K. Dewdney, The Armchair Universe, W. H. Freeman, 1988, page 170.
CROSSREFS
KEYWORD
nonn,fini,full
AUTHOR
EXTENSIONS
Sequence name updated by John Metcalf, Jul 31 2023
STATUS
approved