OFFSET
0,3
COMMENTS
LINKS
Rémy Sigrist, Table of n, a(n) for n = 0..8255
Rémy Sigrist, PARI program
EXAMPLE
Triangle T(n, k) begins:
n n-th row
-- ------------------------------
0 0
1 1, 2
2 4
3 3, 5
4 6, 7, 8, 9
5 11, 13
6 12
7 17, 18
8 24
9 10, 14
10 15, 16, 19, 20
11 22, 26
12 21, 23, 25, 27
13 28, 29, 30, 31, 32, 33, 34, 35
14 37, 39, 41, 43
15 38, 42
PROG
(PARI) \\ See Links section.
CROSSREFS
KEYWORD
AUTHOR
Rémy Sigrist, Jul 20 2024
STATUS
approved