OFFSET
2,1
LINKS
B. Chaffin, J. P. Linderman, N. J. A. Sloane and Allan Wilks, On Curling Numbers of Integer Sequences, arXiv:1212.6102, Dec 25 2012.
B. Chaffin, J. P. Linderman, N. J. A. Sloane and Allan Wilks, On Curling Numbers of Integer Sequences, Journal of Integer Sequences, Vol. 16 (2013), Article 13.4.3.
N. J. A. Sloane, Rows 2 through 48 of A217943
EXAMPLE
Triangle begins:
[2, -2]
[0, 2, -2]
[2, -2, 2, -2]
[0, 0, 0, 2, -2]
[4, -2, -2, 0, 2, -2]
[0, 0, 0, 0, 0, 2, -2]
[6, -6, 2, -2, 0, 0, 2, -2]
[0, 6, -6, 0, 0, 0, 0, 2, -2]
[10, -10, 0, 2, -2, 0, 0, 0, 2, -2]
[0, 0, 0, 0, 0, 0, 0, 0, 0, 2, -2]
[20, -10, -4, -6, 2, -2, 0, 0, 0, 0, 2, -2]
...
CROSSREFS
KEYWORD
sign,tabf
AUTHOR
N. J. A. Sloane, following a suggestion from Allan Wilks, Oct 25 2012
STATUS
approved