|
|
A139150
|
|
Natural numbers of the form (n!+3)/3.
|
|
1
|
|
|
3, 9, 41, 241, 1681, 13441, 120961, 1209601, 13305601, 159667201, 2075673601, 29059430401, 435891456001, 6974263296001, 118562476032001, 2134124568576001, 40548366802944001, 810967336058880001
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
3,1
|
|
LINKS
|
|
|
EXAMPLE
|
(2!+3)/3 = 5/3 is not an integer, a(3) = (3!+3)/3 = 3.
|
|
MATHEMATICA
|
Table[(n! + 3)/3, {n, 3, 30}]
|
|
CROSSREFS
|
Cf. A082672, A089085, A089130, A117141, A007749, A139056-A139066, A020458, A139068, A137390, A139070-A139075, A139148-A139157, A139159, A139160-A139162.
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|