OFFSET
1,2
COMMENTS
For n > 1, a(n) == 5 (mod 6).
LINKS
StackExchange, OEIS A144311 Generating function, May 10 2016.
EXAMPLE
For the first, second and fourth terms the sequences are {1}, {1,2,3,4,5}, and {73,74,...,101}. [corrected by Felix A. Pahl, May 10 2016]
CROSSREFS
KEYWORD
nonn,more,hard
AUTHOR
Andrew Carter (acarter09(AT)newarka.edu), Sep 17 2008
EXTENSIONS
a(8)-a(16) from Max Alekseyev, Nov 18 2009
STATUS
approved