OFFSET
0,19
FORMULA
Convolution inverse of A206739.
EXAMPLE
G.f. = 1 - x - x^5 - x^9 - x^13 - x^14 - x^17 - 2*x^18 - ...
CROSSREFS
KEYWORD
sign
AUTHOR
Seiichi Manyama, Aug 16 2017
STATUS
approved