OFFSET
1,4
COMMENTS
LINKS
Clark Kimberling, Table of n, a(n) for n = 1..100
EXAMPLE
First 15 rows:
0 1
1 2
1 5
4 8
5 15
11 24
15 39
28 58
38 90
62 130
85 190
131 268
177 379
258 522
346 722
MATHEMATICA
CROSSREFS
KEYWORD
nonn,tabf,easy
AUTHOR
Clark Kimberling, Jun 05 2019
STATUS
approved