OFFSET
1,2
FORMULA
MATHEMATICA
CROSSREFS
KEYWORD
nonn,hard,more
AUTHOR
M. F. Hasler, Apr 01 2008
EXTENSIONS
Originally submitted as A138755, but mislaid by Editor-in-Chief; renumbered and added to OEIS, Oct 24 2010
a(15)-a(19) from Paolo Xausa, Jul 29 2023
STATUS
approved