OFFSET
1,2
COMMENTS
FORMULA
a(n) = position of n-th positive integers in A131393, minus 1.
EXAMPLE
The 5th positive integer to occur in A131393 is 6, which occurs at position 9, so that a(5) = 9 - 1 = 8.
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, Jul 06 2007, Jul 21 2007
STATUS
approved