|
Search: id:A129939
|
|
|
| A129939 |
|
"Self-Lucas"; a(n) is the sum of the last 5 terms. Sequence starts with 12,21,3,1,19 which are l,u,c,a,s if you consider a=1, b=2, c=3, ..., z=26. |
|
+0
2
|
|
| 12, 21, 3, 1, 19, 56, 100, 179, 355, 709, 1399, 2742, 5384, 10589, 20823, 40937, 80475, 158208, 311032, 611475, 1202127, 2363317, 4646159, 9134110, 17957188, 35302901, 69403675, 136444033, 268241907, 527349704, 1036742220, 2038181539
(list; graph; listen)
|
|
|
OFFSET
|
1,1
|
|
|
COMMENT
|
Search "Self-Fibonacci" in the database for an equivalent sequence.
|
|
MAPLE
|
A129939 := proc(n) option remember ; if n <= 5 then op(n, [12, 21, 3, 1, 19]) ; else add(A129939(n-i), i=1..5) fi ; end: seq(A129939(n), n=1..50) ; - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 02 2007
|
|
CROSSREFS
|
Adjacent sequences: A129936 A129937 A129938 this_sequence A129940 A129941 A129942
Sequence in context: A060159 A078600 A076638 this_sequence A082799 A089320 A116700
|
|
KEYWORD
|
base,easy,nonn,word
|
|
AUTHOR
|
Eric Angelini (eric.angelini(AT)kntv.be), Jun 09 2007
|
|
EXTENSIONS
|
More terms from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 02 2007
|
|
|
Search completed in 0.002 seconds
|
