OFFSET
1,1
COMMENTS
Once we get past the first few terms, it is interesting to see the values 420, 140, 840 repeat, at least for the first 30 or so terms.
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..10000
FORMULA
EXAMPLE
The first two weird numbers, 70 and 836, yield 836 - 70 = 766. Similarly, the second two weird numbers, 836 and 4030, yield 4030 - 836 = 3194.
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Jason G. Wurtzel, Nov 21 2006
EXTENSIONS
More terms from Amiram Eldar, Apr 23 2020
STATUS
approved