OFFSET
1,2
LINKS
FORMULA
xp(n) = floor( sum( floor(x + 300*2^(x/7), x, 1, n-1) ) / 4 ) Notation: sum(equation, variable, first index, last index)
CROSSREFS
KEYWORD
dumb,nonn
AUTHOR
Daniel Hayes (swedishlf(AT)hotmail.com), Oct 11 2005
STATUS
approved