OFFSET
0,8
FORMULA
G.f. of column k: (1 - x/(1 - x^2/(1 - x^3/(1 - x^4/(1 - x^5/(1 - ...))))))^k, a continued fraction.
EXAMPLE
Square array begins:
1, 1, 1, 1, 1, ...
0, -1, -2, -3, -4, ...
0, 0, 1, 3, 6, ...
0, -1, -2, -4, -8, ...
0, 0, 2, 6, 13, ...
CROSSREFS
KEYWORD
sign,tabl
AUTHOR
Seiichi Manyama, Aug 30 2017
STATUS
approved