OFFSET
1,2
LINKS
Zhao Hui Du, Table of n, a(n) for n = 1..47
Patrick De Geest, Index to related sequences
Hisanori Mishima, Sporadic tridigital solutions
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Nov 15 2000
EXTENSIONS
Terms a(21) and above from Zhao Hui Du, Mar 07 2024
STATUS
approved