|
|
A255729
|
|
Distinct-digit numbers that are the concatenation of m and prime(m) for some number m.
|
|
1
|
|
|
12, 23, 35, 47, 613, 819, 923, 1029, 1237, 1547, 1653, 1759, 1967, 2071, 2173, 2489, 2597, 27103, 28107, 35149, 39167, 40173, 45197, 53241, 57269, 58271, 60281, 61283, 69347, 70349, 72359, 79401, 85439, 89461, 90463, 91467, 93487, 96503, 98521, 104569, 108593
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
The sequence is complete, and the last term is a(101)=310628549 with m=3106 and prime(m)=28549.
|
|
LINKS
|
|
|
MATHEMATICA
|
Select[FromDigits[IntegerDigits@ #~Join~IntegerDigits[Prime[#]]] & /@
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,base,fini,full
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|