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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
OFFSET
1,1
COMMENTS
The sequence is complete, and the last term is a(101)=310628549 with m=3106 and prime(m)=28549.
MATHEMATICA
Select[FromDigits[IntegerDigits@ #~Join~IntegerDigits[Prime[#]]] & /@
Range@ 3106, Max@ DigitCount@ # == 1 &] (* Michael De Vlieger, Mar 25 2015 *)
CROSSREFS
A255596 is a subsequence.
Sequence in context: A088997 A049852 A045532 * A341740 A190426 A207539
KEYWORD
nonn,base,fini,full
AUTHOR
Zak Seidov, Mar 25 2015
STATUS
approved