|
|
A331442
|
|
Length of n-th chain in A331440.
|
|
2
|
|
|
5, 8, 10, 9, 11, 11, 11, 11, 8, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 20, 16, 41, 31, 28, 28, 31, 54, 21, 9, 36, 11, 24, 23, 32, 10, 37, 42, 12, 27, 46, 16, 40, 27, 6, 19, 45, 13, 42, 42, 37, 61, 37, 98, 93, 18, 44, 33, 19, 59, 35, 54, 166, 131
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
LINKS
|
|
|
EXAMPLE
|
When starting chain 9, A331440(77) is set to the first free number which is 17, and the chain becomes 17, 34, 68, 136, 272, 544, 1088, 2176 with length 8.
|
|
PROG
|
(PARI) See Links section.
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,base
|
|
AUTHOR
|
|
|
EXTENSIONS
|
|
|
STATUS
|
approved
|
|
|
|