OFFSET
1,1
COMMENTS
First differences are periodic with length 8: 22,5,6,3,1,45,29,25,(22).
Corresponding integers of the form (n+2^n)/17: 3856, 16169288646, 517417236603, 33114703142433, 264917625139444, 529835250278885, 18641920591591608845539753026, 10008304909439366572452194336228476815, 335822986519049383778420228105763561501822744.
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..1000
MATHEMATICA
Select[Range[2000], Mod[(# + 2^#), 17] == 0 &]
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, Oct 06 2009
STATUS
approved