OFFSET
0,2
COMMENTS
Note the indexing: domain begins from zero, but the range does not include it.
LINKS
FORMULA
EXAMPLE
This irregular table can be represented as a binary tree. Each child to the left is obtained by applying A329898 the parent, and each child to the right is obtained by applying A330683 to the parent:
1
|
...................2...................
3 4
5......../ \........11 6......../ \........9
/ \ / \ / \ / \
/ \ / \ / \ / \
/ \ / \ / \ / \
7 23 15 38 8 20 13 22
10 44 30 110 19 69 49 128 12 41 27 72 17 43 29 54
etc.
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Dec 24 2019
STATUS
approved